A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 7035-01-338-9127
NSN 5915-00-213-3603
NSN 6620-01-539-1908
NSN 5930-01-059-8611
NSN 6240-01-393-9005
NSN 6650-01-644-7722
NSN 5905-01-464-3541
NSN 5895-01-553-0253
NSN 6110-01-415-6545
NSN 5990-01-033-7817
NSN 5990-01-652-7373
NSN 5960-01-577-5682