A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5930-00-258-9997
NSN 6130-01-083-0649
NSN 6650-01-318-7339
NSN 5950-01-391-5640
NSN 5975-01-081-9493
NSN 5855-00-089-3974
NSN 6110-00-155-0794
NSN 5999-00-525-4320
NSN 5999-01-557-4465
NSN 5965-00-319-3152
NSN 7035-01-113-1424
NSN 5945-01-369-2733