A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6685-01-504-4090
NSN 5925-01-127-6001
NSN 5905-01-383-5597
NSN 6220-01-600-0257
NSN 6685-00-171-9815
NSN 6620-01-208-1092
NSN 5965-01-364-0334
NSN 5905-01-258-5030
NSN 6150-01-457-9315
NSN 5925-01-581-3723
NSN 6650-01-555-8819
NSN 6610-01-509-2048
Last Updated: 07/16/2025