A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5910-01-660-3775
NSN 6145-01-198-5916
NSN 5855-00-763-2155
NSN 4140-01-449-5965
NSN 5945-01-330-4775
NSN 5915-00-501-8579
NSN 5915-00-679-3093
NSN 5925-01-355-6523
NSN 5935-00-554-0244
NSN 5925-00-727-7776
NSN 6650-01-372-6013
NSN 6685-00-684-7891
Last Updated: 08/05/2025