A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6650-01-049-5361
NSN 5975-01-194-1237
NSN 6320-00-593-0379
NSN 5965-01-460-4172
NSN 5855-01-483-2774
NSN 5999-01-129-1873
NSN 5945-01-443-3168
NSN 5935-01-451-3592
NSN 7035-01-021-1413
NSN 5925-01-494-4115
NSN 6130-01-170-5854
NSN 5945-00-262-6042