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role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><a href="/wiki/File:Question_book-new.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">This article <b>relies largely or entirely on a <a href="/wiki/Wikipedia:Articles_with_a_single_source" title="Wikipedia:Articles with a single source">single source</a></b>.<span class="hide-when-compact"> Relevant discussion may be found on the <a href="/wiki/Talk:Sikorsky_XHJS##" title="Talk:Sikorsky XHJS">talk page</a>. Please help <a class="external text" href="https://en.wikipedia.org/w/index.php?title=Sikorsky_XHJS&action=edit">improve this article</a> by <a href="/wiki/Help:Referencing_for_beginners" title="Help:Referencing for beginners">introducing citations to additional sources</a>.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22Sikorsky+XHJS%22">"Sikorsky XHJS"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22Sikorsky+XHJS%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22Sikorsky+XHJS%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22Sikorsky+XHJS%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22Sikorsky+XHJS%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22Sikorsky+XHJS%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">April 2017</span>)</i></span></div></td></tr></tbody></table> <table class="infobox" style="width:25.5em;border-spacing:2px;"> <tbody><tr> <th colspan="2" style="text-align: center; font-size: 125%;">Sikorsky S-53 / XHJS-1 </th></tr> <tr> <td colspan="2" style="text-align: center;"><span typeof="mw:File"><a href="/wiki/File:Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg/300px-Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg" decoding="async" width="300" height="233" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg/450px-Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2b/Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg/600px-Sikorsky_XHJS-1_helicopter_in_flight_c1948.jpg 2x" data-file-width="822" data-file-height="638" /></a></span> </td></tr> <tr> <th>Role </th> <td><a href="/wiki/Helicopter" title="Helicopter">Helicopter</a><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Type of aircraft</div> </td></tr> <tr> <th><span class="nowrap">National origin</span> </th> <td>United States </td></tr> <tr> <th>Manufacturer </th> <td><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky Aircraft</a> </td></tr> <tr> <th>First flight </th> <td>22 September 1947 </td></tr> <tr> <th>Primary user </th> <td><a href="/wiki/United_States_Navy" title="United States Navy">United States Navy</a> </td></tr> <tr> <th><span class="nowrap">Number built</span> </th> <td>2 </td></tr> <tr> <th><span class="nowrap">Developed from</span> </th> <td><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">Sikorsky S-51</a> </td></tr> </tbody></table> <p>The <b>Sikorsky XHJS-1</b> (manufacturer designation <b>S-53</b>), was developed by <a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky Aircraft</a> to meet a Naval requirement for a utility helicopter. The XHJS-1 was not ordered into production and only two prototypes were built.<sup id="cite_ref-Andrade_1-0" class="reference"><a href="#cite_note-Andrade-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Design_and_development">Design and development</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sikorsky_XHJS&action=edit&section=1" title="Edit section: Design and development"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Powered by a 525 hp (391 kW) <a href="/wiki/Continental_R-975" class="mw-redirect" title="Continental R-975">Continental R-975-34</a>, the S-53 was a development of the <a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">S-51</a> designed for use on aircraft carriers. The tail rotor was raised above head-height to give more clearance and the landing gear was made stronger to enable operations from a moving deck. Other enhancements were a folding main rotor and the option for amphibious landing gear. Two prototypes were ordered by the United States Navy as the <b>XHJS-1</b><sup id="cite_ref-Andrade_1-1" class="reference"><a href="#cite_note-Andrade-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> and the first flew on 22 September 1947. The type was evaluated against the <a href="/wiki/Piasecki_H-25" class="mw-redirect" title="Piasecki H-25">Piasecki XHJP-1</a>. With the Piasecki design being ordered as the HUP-1 by the Navy, the S-53 was not developed further. </p> <div class="mw-heading mw-heading2"><h2 id="Variants">Variants</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sikorsky_XHJS&action=edit&section=2" title="Edit section: Variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <dl><dt>XHJS-1</dt> <dd>Prototype naval utility helicopter, two built.<sup id="cite_ref-Andrade_1-2" class="reference"><a href="#cite_note-Andrade-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></dd></dl> <div class="mw-heading mw-heading2"><h2 id="Specifications_(XHJS-1)"><span id="Specifications_.28XHJS-1.29"></span>Specifications (XHJS-1)</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sikorsky_XHJS&action=edit&section=3" title="Edit section: Specifications (XHJS-1)"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><span style="font-size:120%"><b>General characteristics</b></span> </p> <ul><li><b>Crew:</b> one</li> <li><b>Capacity:</b> three</li> <li><b>Powerplant:</b> 1 × <a href="/wiki/Continental_R-975" class="mw-redirect" title="Continental R-975">Continental R-975-34</a> , 525 hp (391 kW)</li> <li><b>Main rotor diameter:</b> 49 ft 0 in (14.94 m)</li></ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sikorsky_XHJS&action=edit&section=4" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p> <b>Related development</b> </p> <ul><li><a href="/wiki/Sikorsky_S-51" class="mw-redirect" title="Sikorsky S-51">Sikorsky S-51</a></li></ul> <p><b>Aircraft of comparable role, configuration, and era</b> </p> <ul><li><a href="/wiki/Piasecki_H-25" class="mw-redirect" title="Piasecki H-25">Piaseckli XHUP-1</a></li></ul> <p class="mw-empty-elt"> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Sikorsky_XHJS&action=edit&section=5" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px solid #aaa;font-size:88%;line-height:1.25em;background-color:var(--background-color-interactive-subtle,#f8f9fa);display:flow-root}.mw-parser-output .side-box-abovebelow,.mw-parser-output .side-box-text{padding:0.25em 0.9em}.mw-parser-output .side-box-image{padding:2px 0 2px 0.9em;text-align:center}.mw-parser-output .side-box-imageright{padding:2px 0.9em 2px 0;text-align:center}@media(min-width:500px){.mw-parser-output .side-box-flex{display:flex;align-items:center}.mw-parser-output .side-box-text{flex:1;min-width:0}}@media(min-width:720px){.mw-parser-output .side-box{width:238px}.mw-parser-output .side-box-right{clear:right;float:right;margin-left:1em}.mw-parser-output .side-box-left{margin-right:1em}}</style><style data-mw-deduplicate="TemplateStyles:r1237033735">@media print{body.ns-0 .mw-parser-output .sistersitebox{display:none!important}}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sistersitebox img[src*="Wiktionary-logo-en-v2.svg"]{background-color:white}}</style><div class="side-box side-box-right plainlinks sistersitebox"><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style> <div class="side-box-flex"> <div class="side-box-image"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png" decoding="async" width="30" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/45px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/59px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span></div> <div class="side-box-text plainlist">Wikimedia Commons has media related to <span style="font-weight: bold; font-style: italic;"><a href="https://commons.wikimedia.org/wiki/Category:Sikorsky_XHJS" class="extiw" title="commons:Category:Sikorsky XHJS">Sikorsky XHJS</a></span>.</div></div> </div> <dl><dt>Notes</dt></dl> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-Andrade-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-Andrade_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-Andrade_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-Andrade_1-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text">Andrade 1979, p. 194</span> </li> </ol></div></div> <dl><dt>Bibliography</dt></dl> <ul><li><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFAndrade1979" class="citation book cs1">Andrade, John (1979). <i>U.S.Military Aircraft Designations and Serials since 1909</i>. Midland Counties Publications. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0-904597-22-9" title="Special:BookSources/0-904597-22-9"><bdi>0-904597-22-9</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=U.S.Military+Aircraft+Designations+and+Serials+since+1909&rft.pub=Midland+Counties+Publications&rft.date=1979&rft.isbn=0-904597-22-9&rft.aulast=Andrade&rft.aufirst=John&rfr_id=info%3Asid%2Fen.wikipedia.org%3ASikorsky+XHJS" class="Z3988"></span></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output 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href="/wiki/Template:Sikorsky_Aircraft" title="Template:Sikorsky Aircraft"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Sikorsky_Aircraft" title="Template talk:Sikorsky Aircraft"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Sikorsky_Aircraft" title="Special:EditPage/Template:Sikorsky Aircraft"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Sikorsky_aircraft" style="font-size:114%;margin:0 4em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a> aircraft</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fixed-wing aircraft <br /> (company designations)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_S-1" title="Sikorsky S-1">S-1</a></li> <li><a href="/wiki/Sikorsky_S-2" title="Sikorsky S-2">S-2</a></li> <li><a href="/wiki/Sikorsky_S-3" title="Sikorsky S-3">S-3</a></li> <li><a href="/wiki/Sikorsky_S-4" title="Sikorsky S-4">S-4</a></li> <li><a href="/wiki/Sikorsky_S-5" title="Sikorsky S-5">S-5</a></li> <li><a href="/wiki/Sikorsky_S-6" title="Sikorsky S-6">S-6</a></li> <li><a href="/wiki/Sikorsky_S-7" title="Sikorsky S-7">S-7</a></li> <li><a href="/wiki/Sikorsky_S-8" title="Sikorsky S-8">S-8</a></li> <li><a href="/wiki/Sikorsky_S-9" title="Sikorsky S-9">S-9</a></li> <li><a href="/wiki/Sikorsky_S-10" title="Sikorsky S-10">S-10</a></li> <li><a href="/wiki/Sikorsky_S-11" title="Sikorsky S-11">S-11</a></li> <li><a href="/wiki/Sikorsky_S-12" title="Sikorsky S-12">S-12</a></li> <li><a href="/wiki/Sikorsky_S-13_and_S-14" title="Sikorsky S-13 and S-14">S-13</a></li> <li><a href="/wiki/Sikorsky_S-13_and_S-14" title="Sikorsky S-13 and S-14">S-14</a></li> <li><a href="/wiki/Sikorsky_S-15" title="Sikorsky S-15">S-15</a></li> <li><a href="/wiki/Sikorsky_S-16" title="Sikorsky S-16">S-16</a></li> <li><a href="/wiki/Sikorsky_S-17" title="Sikorsky S-17">S-17</a></li> <li><a href="/wiki/Sikorsky_S-18" title="Sikorsky S-18">S-18</a></li> <li><a href="/wiki/Sikorsky_S-19" title="Sikorsky S-19">S-19</a></li> <li><a href="/wiki/Sikorsky_S-20" title="Sikorsky S-20">S-20</a></li> <li><a href="/wiki/Sikorsky_Russky_Vityaz" title="Sikorsky Russky Vityaz">S-21</a></li> <li><a href="/wiki/Sikorsky_Ilya_Muromets" title="Sikorsky Ilya Muromets">S-22/23/24/25/26/27</a></li> <li><a href="/wiki/Sikorsky_S-28" title="Sikorsky S-28">S-28</a></li> <li><a href="/wiki/Sikorsky_S-29-A" title="Sikorsky S-29-A">S-29-A</a></li> <li><a href="/wiki/Sikorsky_S-30" title="Sikorsky S-30">S-30</a></li> <li><a href="/wiki/Sikorsky_S-31" title="Sikorsky S-31">S-31</a></li> <li><a href="/wiki/Sikorsky_S-32" title="Sikorsky S-32">S-32</a></li> <li><a href="/wiki/Sikorsky_S-33_Messenger" title="Sikorsky S-33 Messenger">S-33</a></li> <li><a href="/wiki/Sikorsky_S-34" title="Sikorsky S-34">S-34</a></li> <li><a href="/wiki/Sikorsky_S-35" title="Sikorsky S-35">S-35</a></li> <li><a href="/wiki/Sikorsky_S-36" title="Sikorsky S-36">S-36</a></li> <li><a href="/wiki/Sikorsky_S-37" title="Sikorsky S-37">S-37</a></li> <li><a href="/wiki/Sikorsky_S-38" title="Sikorsky S-38">S-38</a></li> <li><a href="/wiki/Sikorsky_S-39" title="Sikorsky S-39">S-39</a></li> <li><a href="/wiki/Sikorsky_S-40" title="Sikorsky S-40">S-40</a></li> <li><a href="/wiki/Sikorsky_S-41" title="Sikorsky S-41">S-41</a></li> <li><a href="/wiki/Sikorsky_S-42" title="Sikorsky S-42">S-42</a></li> <li><a href="/wiki/Sikorsky_S-43" title="Sikorsky S-43">S-43</a></li> <li><a href="/wiki/Sikorsky_VS-44" title="Sikorsky VS-44">VS-44</a></li> <li><a href="/wiki/Sikorsky_S-45" title="Sikorsky S-45">S-45</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fixed-wing aircraft <br /> (military designations)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_S-38" title="Sikorsky S-38">C-6</a></li> <li><a href="/wiki/Sikorsky_S-39" title="Sikorsky S-39">C-28</a></li> <li><a href="/wiki/Sikorsky_S-43" title="Sikorsky S-43">JRS</a></li> <li><a href="/wiki/Sikorsky_VS-44" title="Sikorsky VS-44">JR2S</a></li> <li><a href="/wiki/Sikorsky_S-38" title="Sikorsky S-38">PS</a></li> <li><a href="/wiki/Sikorsky_XP2S" title="Sikorsky XP2S">P2S</a></li> <li><a href="/wiki/Sikorsky_RS" title="Sikorsky RS">RS</a></li> <li><a href="/wiki/Sikorsky_XBLR-3" title="Sikorsky XBLR-3">XBLR-3</a></li> <li><a href="/wiki/Sikorsky_VS-44" title="Sikorsky VS-44">XPBS</a></li> <li><a href="/wiki/Sikorsky_XSS" title="Sikorsky XSS">XSS</a></li> <li><a href="/wiki/Sikorsky_XV-2" title="Sikorsky XV-2">XV-2</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopters <br /> (company designations)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Vought-Sikorsky_VS-300" title="Vought-Sikorsky VS-300">VS-300 (S-46)</a></li> <li><a href="/wiki/Sikorsky_R-4" title="Sikorsky R-4">S-47</a></li> <li><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">S-48</a></li> <li><a href="/wiki/Sikorsky_R-6" title="Sikorsky R-6">S-49</a></li> <li><a href="/wiki/Sikorsky_S-50" title="Sikorsky S-50">S-50</a></li> <li><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">S-51</a></li> <li><a href="/wiki/Sikorsky_S-52" title="Sikorsky S-52">S-52</a></li> <li><a class="mw-selflink selflink">S-53</a></li> <li><a href="/wiki/Sikorsky_R-4" title="Sikorsky R-4">S-54</a></li> <li><a href="/wiki/Sikorsky_H-19_Chickasaw" title="Sikorsky H-19 Chickasaw">S-55</a></li> <li><a href="/wiki/Sikorsky_CH-37_Mojave" title="Sikorsky CH-37 Mojave">S-56</a></li> <li><a href="/wiki/Sikorsky_XV-2" title="Sikorsky XV-2">S-57</a></li> <li><a href="/wiki/Sikorsky_H-34" title="Sikorsky H-34">S-58</a></li> <li><a href="/wiki/Sikorsky_XH-39" title="Sikorsky XH-39">S-59</a></li> <li><a href="/wiki/Sikorsky_S-60" title="Sikorsky S-60">S-60</a></li> <li><a href="/wiki/Sikorsky_SH-3_Sea_King" title="Sikorsky SH-3 Sea King">S-61</a> <ul><li><a href="/wiki/Sikorsky_S-61" title="Sikorsky S-61">S-61L/N</a></li> <li><a href="/wiki/Sikorsky_S-61R" title="Sikorsky S-61R">S-61R</a></li></ul></li> <li><a href="/wiki/Sikorsky_HH-52_Seaguard" title="Sikorsky HH-52 Seaguard">S-62</a></li> <li><a href="/wiki/Sikorsky_HH-52_Seaguard" title="Sikorsky HH-52 Seaguard">S-63</a></li> <li><a href="/wiki/Sikorsky_S-64_Skycrane" title="Sikorsky S-64 Skycrane">S-64</a></li> <li><a href="/wiki/Sikorsky_CH-53_Sea_Stallion" title="Sikorsky CH-53 Sea Stallion">S-65</a></li> <li><a href="/wiki/Sikorsky_S-67_Blackhawk" title="Sikorsky S-67 Blackhawk">S-66</a></li> <li><a href="/wiki/Sikorsky_S-67_Blackhawk" title="Sikorsky S-67 Blackhawk">S-67</a></li> <li><a href="/wiki/Sikorsky_S-68" title="Sikorsky S-68">S-68</a></li> <li><a href="/wiki/Sikorsky_S-69" title="Sikorsky S-69">S-69</a></li> <li><a href="/wiki/Sikorsky_S-70" title="Sikorsky S-70">S-70</a></li> <li><a href="/wiki/Sikorsky_S-71" class="mw-redirect" title="Sikorsky S-71">S-71</a></li> <li><a href="/wiki/Sikorsky_S-72" title="Sikorsky S-72">S-72</a></li> <li><a href="/wiki/Sikorsky_S-73" title="Sikorsky S-73">S-73</a></li> <li><a href="/wiki/Sikorsky_S-76" title="Sikorsky S-76">S-74</a></li> <li><a href="/wiki/Sikorsky_S-75" title="Sikorsky S-75">S-75</a></li> <li><a href="/wiki/Sikorsky_S-76" title="Sikorsky S-76">S-76</a></li> <li><a href="/wiki/Sikorsky_CH-53E_Super_Stallion" title="Sikorsky CH-53E Super Stallion">S-80</a></li> <li><a href="/wiki/Sikorsky_S-92" title="Sikorsky S-92">S-92</a></li> <li><a href="/wiki/Sikorsky_CH-53K_King_Stallion" title="Sikorsky CH-53K King Stallion">S-95</a></li> <li><a href="/wiki/Sikorsky_S-97_Raider" title="Sikorsky S-97 Raider">S-97</a></li> <li><a href="/wiki/Sikorsky%E2%80%93Boeing_SB-1_Defiant" title="Sikorsky–Boeing SB-1 Defiant">S-100</a></li> <li><a href="/wiki/Sikorsky_Raider_X" title="Sikorsky Raider X">S-102</a></li> <li><a href="/wiki/Sikorsky%E2%80%93Boeing_SB-1_Defiant" title="Sikorsky–Boeing SB-1 Defiant">S-103</a></li> <li><a href="/wiki/Schweizer_S300" title="Schweizer S300">S-300</a></li> <li><a href="/wiki/Schweizer_S333" title="Schweizer S333">S-333</a></li> <li><a href="/wiki/Sikorsky_S-434" title="Sikorsky S-434">S-434</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopters <br /> (military designations)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_SH-3_Sea_King" title="Sikorsky SH-3 Sea King">SH-3 Sea King</a> <ul><li><a href="/wiki/Sikorsky_S-61R" title="Sikorsky S-61R">HH-3E/F</a></li></ul></li> <li><a href="/wiki/Sikorsky_R-4" title="Sikorsky R-4">R-4</a></li> <li><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">H-5</a></li> <li><a href="/wiki/Sikorsky_R-6" title="Sikorsky R-6">H-6</a></li> <li><a href="/wiki/Sikorsky_S-52" title="Sikorsky S-52">H-18</a></li> <li><a href="/wiki/Sikorsky_H-19_Chickasaw" title="Sikorsky H-19 Chickasaw">H-19 Chickasaw</a></li> <li><a href="/wiki/Sikorsky_H-34" title="Sikorsky H-34">H-34 Choctaw</a></li> <li><a href="/wiki/Sikorsky_CH-37_Mojave" title="Sikorsky CH-37 Mojave">CH-37 Mojave</a></li> <li><a href="/wiki/Sikorsky_XH-39" title="Sikorsky XH-39">XH-39</a></li> <li><a href="/wiki/Sikorsky_HH-52_Seaguard" title="Sikorsky HH-52 Seaguard">HH-52A Seaguard</a></li> <li><a href="/wiki/Sikorsky_CH-53_Sea_Stallion" title="Sikorsky CH-53 Sea Stallion">CH-53 Sea Stallion</a> <ul><li><a href="/wiki/Sikorsky_CH-53E_Super_Stallion" title="Sikorsky CH-53E Super Stallion">CH-53E Super Stallion</a></li> <li><a href="/wiki/Sikorsky_CH-53K_King_Stallion" title="Sikorsky CH-53K King Stallion">CH-53K King Stallion</a></li> <li><a href="/wiki/Sikorsky_MH-53" title="Sikorsky MH-53">MH-53</a></li></ul></li> <li><a href="/wiki/Sikorsky_CH-54_Tarhe" title="Sikorsky CH-54 Tarhe">CH-54 Tarhe</a></li> <li><a href="/wiki/Sikorsky_UH-60_Black_Hawk" title="Sikorsky UH-60 Black Hawk">UH-60 Black Hawk</a> <ul><li><a href="/wiki/Sikorsky_HH-60_Pave_Hawk" title="Sikorsky HH-60 Pave Hawk">HH-60G Pave Hawk</a></li> <li><a href="/wiki/Sikorsky_MH-60_Jayhawk" title="Sikorsky MH-60 Jayhawk">HH-60J/MH-60T</a></li> <li><a href="/wiki/Sikorsky_SH-60_Seahawk" title="Sikorsky SH-60 Seahawk">MH-60R/S Seahawk</a></li> <li><a href="/wiki/Sikorsky_SH-60_Seahawk" title="Sikorsky SH-60 Seahawk">SH-60B/F Seahawk</a></li> <li><a href="/wiki/Mitsubishi_H-60" title="Mitsubishi H-60">H-60J/K</a></li> <li><a href="/wiki/Sikorsky_UH-60_Black_Hawk" title="Sikorsky UH-60 Black Hawk">VH-60</a></li></ul></li> <li><a href="/wiki/Boeing%E2%80%93Sikorsky_RAH-66_Comanche" title="Boeing–Sikorsky RAH-66 Comanche">RAH-66 Comanche</a></li> <li><a href="/wiki/Sikorsky_VH-92_Patriot" title="Sikorsky VH-92 Patriot">VH-92 Patriot</a></li> <li><a href="/wiki/Sikorsky_CH-124_Sea_King" title="Sikorsky CH-124 Sea King">CH-124 Sea King</a></li> <li><a href="/wiki/Sikorsky_CH-148_Cyclone" title="Sikorsky CH-148 Cyclone">CH-148 Cyclone</a></li> <li><a href="/wiki/Sikorsky_S-73" title="Sikorsky S-73">HLH</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Experimental aircraft</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_Cypher" title="Sikorsky Cypher">Cypher/Cypher II</a></li> <li><a href="/wiki/Sikorsky_Firefly" title="Sikorsky Firefly">Firefly</a></li> <li><a href="/wiki/Sikorsky_S-97_Raider" title="Sikorsky S-97 Raider">Raider</a></li> <li><a href="/wiki/Sikorsky_Raider_X" title="Sikorsky Raider X">Raider X</a></li> <li><a href="/wiki/Sikorsky%E2%80%93Boeing_SB-1_Defiant" title="Sikorsky–Boeing SB-1 Defiant">SB-1</a></li> <li><a href="/wiki/Sikorsky_X2" title="Sikorsky X2">X2</a></li> <li><a href="/wiki/Sikorsky_XBLR-3" title="Sikorsky XBLR-3">XBLR-3</a></li> <li><a href="/wiki/Sikorsky_XV-2" title="Sikorsky XV-2">XV-2</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="USN_helicopter_designations_pre-1962" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:USN_helicopters" title="Template:USN helicopters"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:USN_helicopters" title="Template talk:USN helicopters"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:USN_helicopters" title="Special:EditPage/Template:USN helicopters"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="USN_helicopter_designations_pre-1962" style="font-size:114%;margin:0 4em"><a href="/wiki/United_States_Navy" title="United States Navy">USN</a> helicopter designations pre-1962</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Anti-submarine</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Bell_Aircraft" title="Bell Aircraft">Bell</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bell_HSL" title="Bell HSL">HSL</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_H-34" title="Sikorsky H-34">HSS-1</a></li> <li><a href="/wiki/Sikorsky_SH-3_Sea_King" title="Sikorsky SH-3 Sea King">HSS-2</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Crane</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="McDonnell" scope="row" class="navbox-group" style="width:14em"><a href="/wiki/McDonnell_Aircraft" class="mw-redirect" title="McDonnell Aircraft">McDonnell</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/McDonnell_HCH" class="mw-redirect" title="McDonnell HCH">HCH</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Observation</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/w/index.php?title=Convertawings&action=edit&redlink=1" class="new" title="Convertawings (page does not exist)">Convertawings</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Convertawings_Model_C_Quadrotor&action=edit&redlink=1" class="new" title="Convertawings Model C Quadrotor (page does not exist)">HOC</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Hiller_Aircraft" title="Hiller Aircraft">Hiller</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hiller_YH-32_Hornet" title="Hiller YH-32 Hornet">HOE</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Gyrodyne_Company_of_America" title="Gyrodyne Company of America">Gyrodyne</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Gyrodyne_RON_Rotorcycle" title="Gyrodyne RON Rotorcycle">HOG</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Kaman_Aircraft" class="mw-redirect" title="Kaman Aircraft">Kaman</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Kaman_HH-43_Huskie" title="Kaman HH-43 Huskie">HOK</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_R-6" title="Sikorsky R-6">HOS</a></li> <li><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">HO2S</a></li> <li><a href="/wiki/Sikorsky_H-5" title="Sikorsky H-5">HO3S</a></li> <li><a href="/wiki/Sikorsky_H-19_Chickasaw" title="Sikorsky H-19 Chickasaw">HO4S</a></li> <li><a href="/wiki/Sikorsky_S-52" title="Sikorsky S-52">HO5S</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Trainer pre-1948</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Sikorsky" scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_R-4" title="Sikorsky R-4">HNS</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Trainer 1948-1962</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Hiller_Aircraft" title="Hiller Aircraft">Hiller</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hiller_OH-23_Raven" title="Hiller OH-23 Raven">HTE</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Kaman_Aircraft" class="mw-redirect" title="Kaman Aircraft">Kaman</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Kaman_HH-43_Huskie" title="Kaman HH-43 Huskie">HTK</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Bell_Aircraft" title="Bell Aircraft">Bell</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bell_H-13_Sioux" title="Bell H-13 Sioux">HTL</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Transport 1944-1962</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Boeing_Rotorcraft_Systems" title="Boeing Rotorcraft Systems">Boeing Vertol</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Boeing_Vertol_CH-46_Sea_Knight" title="Boeing Vertol CH-46 Sea Knight">HRB</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/McDonnell_Aircraft" class="mw-redirect" title="McDonnell Aircraft">McDonnell</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/McDonnell_HRH" title="McDonnell HRH">HRH</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Piasecki_Helicopter" title="Piasecki Helicopter">Piasecki</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Piasecki_HRP_Rescuer" title="Piasecki HRP Rescuer">HRP</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_H-19_Chickasaw" title="Sikorsky H-19 Chickasaw">HRS</a></li> <li><a href="/wiki/Sikorsky_CH-37_Mojave" title="Sikorsky CH-37 Mojave">HR2S</a></li> <li><a href="/wiki/Sikorsky_S-61R" title="Sikorsky S-61R">HR3S</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Utility pre-1949</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/McDonnell_Aircraft" class="mw-redirect" title="McDonnell Aircraft">McDonnell</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/McDonnell_XHJH_Whirlaway" title="McDonnell XHJH Whirlaway">HJD</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/McDonnell_Aircraft" class="mw-redirect" title="McDonnell Aircraft">McDonnell</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/McDonnell_XHJH_Whirlaway" title="McDonnell XHJH Whirlaway">HJH</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Piasecki_Helicopter" title="Piasecki Helicopter">Piasecki</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Piasecki_HUP_Retriever" title="Piasecki HUP Retriever">HJP</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a class="mw-selflink selflink">HJS</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Helicopter, Utility 1950-1962</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Kaman_Aircraft" class="mw-redirect" title="Kaman Aircraft">Kaman</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Kaman_HH-43_Huskie" title="Kaman HH-43 Huskie">HUK</a></li> <li><a href="/wiki/Kaman_SH-2_Seasprite" title="Kaman SH-2 Seasprite">HU2K</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Bell_Aircraft" title="Bell Aircraft">Bell</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bell_47J_Ranger" title="Bell 47J Ranger">HUL</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/McCulloch_Aircraft_Corporation" title="McCulloch Aircraft Corporation">McCulloch</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/McCulloch_MC-4" title="McCulloch MC-4">HUM</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Piasecki_Helicopter" title="Piasecki Helicopter">Piasecki</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Piasecki_HUP_Retriever" title="Piasecki HUP Retriever">HUP</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:14em"><a href="/wiki/Sikorsky_Aircraft" title="Sikorsky Aircraft">Sikorsky</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sikorsky_H-34" title="Sikorsky H-34">HUS</a></li> <li><a href="/wiki/Sikorsky_H-34" title="Sikorsky H-34">HU2S</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Sikorsky_XHJS&oldid=1160789472">https://en.wikipedia.org/w/index.php?title=Sikorsky_XHJS&oldid=1160789472</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a 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