A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6105-01-386-7010
NSN 6135-01-329-7994
NSN 5910-01-534-3722
NSN 2925-00-446-8904
NSN 5920-01-088-8312
NSN 6135-01-222-0703
NSN 6150-00-494-7191
NSN 5910-01-654-0940
NSN 4140-00-761-0714
NSN 5965-01-037-2277
NSN 6645-01-437-9017
NSN 5855-01-464-3150