Encyclopedia Astronautica
A1P-1

Solid rocket stage. Mass 8,300 kg (18,298 lb).

AKA: Polaris A1P St1.
Status: Retired 1965.
Gross mass: 8,300 kg (18,200 lb).
Unfuelled mass: 1,450 kg (3,190 lb).
Height: 3.80 m (12.40 ft).
Diameter: 1.37 m (4.49 ft).
Number: 117 .

More... - Chronology...
Associated Countries
Associated Engines
  • A1P-1 Aerojet solid rocket engine. Polaris stage 1. More...
Associated Launch Vehicles
  • Polaris A1 American missile. Two stage vehicle consisting of 1 x A1P + 1 x A1P stage 2 More...
Associated Manufacturers and Agencies
  • Aerojet American manufacturer of rockets, spacecraft, and rocket engines. Aerojet, Sacramento, CA, USA. More...
  • Lockheed American manufacturer of rockets, spacecraft, and rocket engines. Lockheed Martin, Sunnyvale, CA, USA. More...
Associated Propellants
  • Solid Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. Solid propellants have the fuel and oxidiser embedded in a rubbery matrix. They were developed to a high degree of perfection in the United States in the 1950's and 1960's. In Russia, development was slower, due to a lack of technical leadership in the area and rail handling problems. More...
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