Hardness critical nuclear
NSN 5935-01-193-7954
NSN 5998-00-206-6613
NSN 6130-00-106-7505
NSN 6620-01-652-4349
NSN 6220-01-442-5699
NSN 5950-01-050-6693
NSN 7035-00-541-8516
NSN 5999-01-462-6046
NSN 6145-01-185-5345
NSN 4140-00-928-4632
NSN 5930-00-364-3654
NSN 5930-01-609-7872
Last Updated: 07/31/2025