A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5915-01-170-6753
NSN 5998-01-263-5746
NSN 5985-00-614-7783
NSN 6135-01-290-6487
NSN 5905-01-535-7095
NSN 6220-01-076-5345
NSN 6135-01-429-9029
NSN 6685-00-490-5364
NSN 6610-00-924-7447
NSN 7035-01-633-9537
NSN 5965-00-879-3612
NSN 5895-00-585-2038