A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6220-00-516-9270
NSN 5920-01-242-8850
NSN 5960-00-833-7438
NSN 5945-01-653-6527
NSN 5965-00-285-0745
NSN 5945-01-492-9907
NSN 6610-00-216-6538
NSN 6145-01-055-8851
NSN 5930-01-269-2652
NSN 6645-01-222-7268
NSN 6145-01-142-2234
NSN 5950-01-565-9791