MS20220C (NOTICE 1), MILITARY STANDARD: PULLEY, GROOVE, FLIGHT CONTROL, AIRCRAFT (31 AUG 1993) [SUPERSEDED BY MIL-DTL-7034/2]
MS20220C (NOTICE 1), MILITARY STANDARD: PULLEY, GROOVE, FLIGHT CONTROL, AIRCRAFT (31 AUG 1993) [SUPERSEDED BY MIL-DTL-7034/2].