A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 7035-01-177-2807
NSN 6130-00-344-8161
NSN 5998-00-990-0820
NSN 6220-00-538-1074
NSN 5935-01-145-4620
NSN 5996-01-040-7610
NSN 6135-01-582-5987
NSN 5950-01-567-8875
NSN 5950-01-189-3194
NSN 5996-01-328-8706
NSN 5990-01-434-7913
NSN 6240-00-555-6347