MIL-R-83285 (NOTICE-1), MILITARY SPECIFICATION: RUBBER, ETHYLENE-PROPYLENE, GENERAL PURPOSE (30-JUL-1987) [S/S BY SAE-AMS-R-83285]
MIL-R-83285 (NOTICE-1), MILITARY SPECIFICATION: RUBBER, ETHYLENE-PROPYLENE, GENERAL PURPOSE (30-JUL-1987) [S/S BY SAE-AMS-R-83285].