A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5935-01-437-8664
NSN 6240-00-454-6490
NSN 5998-00-280-2733
NSN 6110-01-262-4442
NSN 5935-00-276-9413
NSN 6650-00-050-0476
NSN 5930-01-615-0149
NSN 6610-00-104-7518
NSN 6610-01-572-6625
NSN 5930-00-887-3161
NSN 5945-00-410-2718
NSN 5930-01-111-8791