3097

Apollo CM Block II SPS Propellant Utilization Gauge

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:7,500.00 - 10,000.00 USD
Apollo CM Block II SPS Propellant Utilization Gauge

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Auction Date:2021 Apr 22 @ 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
Apollo Command Module Block II Service Propulsion System (SPS) Propellant Quantity and Utilization display gauge used as a ground test unit, marked on the reverse with the control no. "ME181-0139-ADT." The box measures 4.75˝ x 6˝ x 5.75˝, and marked on the side in red paint: "For Ground Only." The gauge has a display for remaining oxidizer and fuel, a test switch, a dial to indicate an unbalanced mixture, and three switches along the bottom to control the oxidizer flow, as well as the mode of the PUG. Located on Panel 3A of the Command Module main control panel, this gauge would measure the remaining fuel and oxidizer quantities and display and control the fuel/oxidizer mixture ratio.