MIL-PRF-32644, PERFORMANCE SPECIFICATION: LUBRICATING OIL, CATAPULT LAUNCH ENGINE (29-JAN-2020)

MIL-PRF-32644, PERFORMANCE SPECIFICATION: LUBRICATING OIL, CATAPULT LAUNCH ENGINE (29-JAN-2020)., This specification covers one grade of lubricating oil for use in the steam catapult launch engine.