A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6145-00-959-7610
NSN 6135-01-470-9738
NSN 5835-01-411-8897
NSN 6105-00-808-1587
NSN 6645-01-523-0812
NSN 6240-01-606-5161
NSN 6110-01-545-8465
NSN 5945-00-977-6169
NSN 5855-01-079-8716
NSN 5998-01-360-6647
NSN 6220-01-126-1909
NSN 5915-00-905-6860