A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5895-00-777-3504
NSN 5920-00-487-4256
NSN 6610-00-292-9895
NSN 6220-00-129-8130
NSN 5915-01-094-7847
NSN 7035-00-946-2642
NSN 6685-01-213-0211
NSN 6105-00-854-7265
NSN 5960-01-076-4708
NSN 5930-01-037-5081
NSN 5925-00-564-4268
NSN 5960-01-649-1341