A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5930-01-453-9618
NSN 7035-01-555-8793
NSN 6110-01-411-6660
NSN 6650-01-399-8552
NSN 5910-00-114-8835
NSN 5835-01-099-1514
NSN 5985-01-603-6510
NSN 5930-01-507-9471
NSN 5895-00-477-7823
NSN 5910-01-572-4473
NSN 6220-00-681-2707
NSN 5910-01-510-3864