A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5925-01-322-4366
NSN 6645-01-386-4588
NSN 5930-00-233-6370
NSN 5920-01-089-7903
NSN 5960-01-134-4099
NSN 5996-01-378-5612
NSN 5935-00-924-5229
NSN 6685-01-569-3712
NSN 5915-01-244-6614
NSN 5920-01-655-8624
NSN 5945-00-802-5597
NSN 5985-01-114-3485