MS21221D (NOTICE 1), MILITARY SPECIFICATION SHEET: BEARING, ROLLER, ROD END, EXTERNAL THREAD, SELF-ALIGNING, ANTI-FRICTION, AIRFRAME, HEAVY DUTY, TYPE I, -67 DEG. TO 350 DEG. F, SEALED (24 AUG 1998) [SUPERSEDED BY SAE-AS21221]

MS21221D (NOTICE 1), MILITARY SPECIFICATION SHEET: BEARING, ROLLER, ROD END, EXTERNAL THREAD, SELF-ALIGNING, ANTI-FRICTION, AIRFRAME, HEAVY DUTY, TYPE I, -67 DEG. TO 350 DEG. F, SEALED (24 AUG 1998) [SUPERSEDED BY SAE-AS21221].