A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5965-00-100-1291
NSN 6105-01-525-8112
NSN 5920-01-240-2362
NSN 5925-01-457-5668
NSN 6150-00-222-7940
NSN 6130-00-319-0796
NSN 6150-00-393-0498
NSN 7035-01-027-3510
NSN 5930-00-736-3548
NSN 5975-00-499-5741
NSN 5935-00-469-3543
NSN 5895-00-922-5771