A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6130-01-145-3749
NSN 6240-00-923-0758
NSN 5965-01-615-2803
NSN 6110-01-542-8642
NSN 6685-01-482-8803
NSN 5920-01-079-7280
NSN 6105-00-541-6624
NSN 6650-01-196-4667
NSN 5920-00-168-1402
NSN 6685-01-430-4025
NSN 5895-01-487-4035
NSN 6650-01-444-2152