A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5855-00-110-9341
NSN 5855-01-641-2736
NSN 6105-01-368-3283
NSN 5990-00-202-5127
NSN 6220-01-434-4976
NSN 6320-01-631-7828
NSN 5910-01-474-6086
NSN 5960-00-250-7942
NSN 5895-00-318-8719
NSN 6320-00-937-5625
NSN 5905-00-492-2935
NSN 6105-01-634-0322