A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6620-00-952-6672
NSN 5915-00-275-7814
NSN 6650-00-113-4102
NSN 5935-01-068-3637
NSN 6610-00-986-2095
NSN 6150-01-158-4669
NSN 5930-01-286-2233
NSN 4140-01-429-8545
NSN 5965-01-443-3000
NSN 6105-00-563-5398
NSN 6645-00-004-8628
NSN 5935-01-194-7572