A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5835-00-936-8753
NSN 6150-01-046-3672
NSN 6240-00-935-7058
NSN 6320-00-225-7013
NSN 5945-01-645-9112
NSN 7035-01-220-6392
NSN 5965-01-267-1278
NSN 6110-00-281-3676
NSN 5930-00-046-4620
NSN 6105-01-601-0572
NSN 5905-01-606-1098
NSN 6320-01-322-1310