A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6135-01-265-1384
NSN 5985-01-461-9949
NSN 5945-00-137-6257
NSN 6320-01-262-8642
NSN 5960-01-061-2138
NSN 5999-00-833-2317
NSN 6620-00-756-9134
NSN 5935-01-134-2308
NSN 5945-00-951-2827
NSN 7035-00-919-3381
NSN 5990-01-313-5543
NSN 6105-00-161-1834