9104

Apollo Service Propulsion System Helium Regulator Assembly

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:500.00 - 750.00 USD
Apollo Service Propulsion System Helium Regulator Assembly

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Auction Date:2022 Apr 21 @ 18:00 (UTC-05:00 : EST/CDT)
Location:15th Floor WeWork, Boston, Massachusetts, 02108, United States
ALS - Autograph Letter Signed
ANS - Autograph Note Signed
AQS - Autograph Quotation Signed
AMQS - Autograph Musical Quotation Signed
DS - Document Signed
FDC - First Day Cover
Inscribed - “Personalized”
ISP - Inscribed Signed Photograph
LS - Letter Signed
SP - Signed Photograph
TLS - Typed Letter Signed
Helium Regulator Assembly that controlled the flow of propellant pressurization gas (helium) as part of the main propulsion system on the Apollo Command Service Module. The assembly measures 15.5" x 5.75" x 5", weighs 10.5 pounds, and retains its original yellow "Temporary Parts Removal Tag" from North American Rockwell's Space Division: "Part Number ME284-0020-0004, Serial/Lot Number 04650BHH0818, Authority E.O.M. 662551, E.O.M. 685727, Model Number V37-3, Part Number V37 460 202-601, Serial Number AAH 2164, Mark for Shipment of: S/C 109/116." One of the dual regulators bears a metal B. H. Hadley parts label: "Regulator Unit-Press., Helium SPS Opr. Press. 4500 PSIG Inlet. 185 PSIG Outlet, NAA / S & ID Control No. ME-284-0020-0004 Class III…Contract or Order No. LC NAS 9-150, B. H. Hadley Part No. 11326-3, Serial No. 04650BHH0818…Date 7-1-66." Metal warning tag reads: "Caution: Remove plug from ambient sensing port before applying pressure to regulator," and on the reverse: "1326412." The assembly is etched "97" and bears various stamps and markings, with one of the mount footings snapped off.