A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5965-01-142-8044
NSN 6130-01-361-8628
NSN 5990-00-842-0781
NSN 5960-01-411-1825
NSN 5975-00-870-6323
NSN 5905-01-284-6841
NSN 5925-01-592-4733
NSN 5950-00-776-7003
NSN 6650-01-633-9147
NSN 6135-01-652-9622
NSN 6110-01-633-9660
NSN 5985-01-328-8072