A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5915-01-406-5714
NSN 6645-01-029-8528
NSN 4140-01-641-7510
NSN 5985-01-524-7516
NSN 6240-01-524-8768
NSN 6320-01-144-3810
NSN 5920-01-633-9990
NSN 5935-01-165-3991
NSN 6105-01-021-2179
NSN 5930-01-055-8333
NSN 4140-01-598-7578
NSN 6685-01-600-9520
Last Updated: 08/09/2025