A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5975-01-166-1002
NSN 5975-00-678-5958
NSN 6135-01-167-7604
NSN 5915-01-136-3179
NSN 6220-01-368-3119
NSN 4140-01-495-3049
NSN 6130-01-479-0950
NSN 5910-00-953-1366
NSN 4140-01-249-7263
NSN 5925-01-315-3806
NSN 6610-00-678-5073
NSN 5925-01-234-4538
Last Updated: 08/10/2025