A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5960-01-489-1510
NSN 5905-01-141-5529
NSN 5960-01-468-5785
NSN 5920-01-606-4375
NSN 5965-01-317-5020
NSN 5915-01-196-6016
NSN 5975-01-634-0678
NSN 6685-01-441-9378
NSN 6650-00-511-8673
NSN 6620-01-116-3983
NSN 6145-01-442-7298
NSN 5960-00-466-3523
Last Updated: 08/13/2025