A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5945-01-333-6138
NSN 6110-00-061-7611
NSN 5975-01-196-7580
NSN 5985-00-520-5988
NSN 5945-01-322-5561
NSN 5895-00-505-1166
NSN 4140-00-773-6474
NSN 7035-01-495-5063
NSN 5985-01-497-4587
NSN 5985-01-088-6705
NSN 6685-00-269-6444
NSN 5915-01-467-9048