A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 4140-00-977-6297
NSN 6110-01-055-0827
NSN 5975-00-275-7985
NSN 6150-00-240-4411
NSN 4140-00-383-5637
NSN 6240-01-134-6987
NSN 5985-01-408-4893
NSN 5905-01-272-9166
NSN 5835-01-064-2165
NSN 5910-00-818-0389
NSN 5950-00-623-8103
NSN 5965-00-857-6622