Weapon Systems 133B. Flight-Test Firing of Second Stage Wing VI Minuteman Motor STM-13W (52PQA6-81).
AEROJET SOLID PROPULSION CO SACRAMENTO CA
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Minuteman III SPecial Test Missile 13W STM-13W, with Aerojet-supplied Second Stage Motor AA21485 PQA6-81, was successfully fired from the Western Test Range WTR on 30 January 1977. The missile was tested from Launch Facility 21 range zero time was approximately 2205 hr P.s.t. 050500.417 hr 31 January 1977 UTC. Performance of the second stage motor was satisfactory and all measured performance parameters were within model specification limits. The motor ignited satisfactorily and operated for an action time of 65.56 sec. Second stage skirt jettison occurred 16.49 sec after Stage II ignition. Performance of the liquid injection thrust vector control and roll control system was within model specification limits. Injectant utilization was 119.6 lb. Author
- Solid Propellant Rocket Engines