A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6150-01-308-3711
NSN 4140-01-226-3314
NSN 6135-01-590-8320
NSN 5996-01-086-5903
NSN 7035-01-354-7056
NSN 6105-01-560-1077
NSN 6320-01-512-2031
NSN 6650-01-399-5430
NSN 6610-00-371-5953
NSN 6145-01-377-3714
NSN 5945-00-840-7119
NSN 6105-01-356-2245