A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6135-01-252-0315
NSN 5996-01-528-7850
NSN 6135-01-027-7543
NSN 5998-01-598-4668
NSN 5915-00-584-3512
NSN 5910-01-055-7749
NSN 6105-01-354-7475
NSN 5998-01-161-6729
NSN 6150-01-134-9570
NSN 6220-01-574-4701
NSN 6645-01-282-1928
NSN 5945-01-024-1723