The item is specifically designed to be or selected as being nuclear hard (i.E. It will continue to perform its designed function in an environment created by a nuclear explosion)
NSN 6220-01-566-4870
NSN 5945-01-507-4789
NSN 6150-00-780-7747
NSN 5945-00-393-1191
NSN 5920-01-654-2506
NSN 5925-01-043-7756
NSN 5915-01-370-5971
NSN 6130-00-579-9326
NSN 6150-01-188-3753
NSN 4140-01-424-5216
NSN 5965-00-082-8987
NSN 6135-00-196-5267