MIL-R-83283A, MILITARY SPECIFICATION: RUBBER SILICONE, HIGH STRENGTH, CABIN PRESSURE SEAL MATERIAL, DIAPHRAGM TYPE (12-JUN-1991) [S/S BY SAE-AMS-R-83283]

MIL-R-83283A, MILITARY SPECIFICATION: RUBBER SILICONE, HIGH STRENGTH, CABIN PRESSURE SEAL MATERIAL, DIAPHRAGM TYPE (12-JUN-1991) [S/S BY SAE-AMS-R-83283]., This specification covers 45 durometer hardness, high strength silicone rubber.