A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5930-01-534-6327
NSN 5935-01-421-4321
NSN 5835-00-993-0040
NSN 5855-01-413-3352
NSN 5990-00-359-9839
NSN 6610-00-466-2486
NSN 5895-01-386-7696
NSN 5920-01-364-5193
NSN 6135-00-262-6807
NSN 5835-01-588-6533
NSN 6620-01-242-8062
NSN 5835-00-415-6421