A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5999-01-113-1653
NSN 6145-00-007-6429
NSN 5910-01-554-2308
NSN 5999-00-989-5685
NSN 5950-00-518-1674
NSN 6220-01-160-7249
NSN 6320-00-925-0558
NSN 6645-01-322-8431
NSN 6130-01-462-2425
NSN 5998-01-495-9030
NSN 5895-01-486-9444
NSN 5925-01-029-3483