A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6610-01-050-3075
NSN 5920-01-135-9261
NSN 5965-01-386-2988
NSN 5985-01-507-8865
NSN 5915-01-288-5929
NSN 5915-01-272-9494
NSN 6685-00-248-6990
NSN 7035-01-062-1692
NSN 6150-01-232-1150
NSN 6220-00-308-9728
NSN 5985-00-181-0631
NSN 6685-01-399-8584