A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5895-00-316-0373
NSN 6150-01-527-2309
NSN 5905-00-553-9985
NSN 6220-00-186-8565
NSN 6110-01-272-8996
NSN 6150-00-227-8983
NSN 5835-01-227-2318
NSN 6150-00-678-4268
NSN 6240-01-139-1066
NSN 6620-01-091-9697
NSN 6645-01-442-6476
NSN 5965-00-222-0282