A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5960-00-246-4623
NSN 5999-00-566-3180
NSN 6610-01-496-9860
NSN 5910-01-317-4018
NSN 6150-00-408-3401
NSN 6130-00-568-5855
NSN 5915-01-307-2036
NSN 5990-00-202-5127
NSN 5920-01-062-1369
NSN 5996-01-468-3313
NSN 5855-01-519-2486
NSN 6685-01-535-1012