A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5996-01-444-3915
NSN 6135-00-161-0746
NSN 5920-00-948-7088
NSN 6110-00-999-8909
NSN 5895-01-484-2183
NSN 5835-01-163-4215
NSN 6650-00-253-4783
NSN 5905-00-574-2828
NSN 5985-01-497-1199
NSN 5930-01-240-8119
NSN 6130-00-341-5175
NSN 5990-00-277-3763