Hardness critical nuclear
NSN 5925-01-563-2749
NSN 5975-01-600-3553
NSN 6620-00-646-9474
NSN 5855-01-606-3745
NSN 5985-00-595-5392
NSN 6610-01-504-3658
NSN 6610-01-420-7817
NSN 2925-00-507-2109
NSN 5998-01-019-7283
NSN 5920-00-249-6414
NSN 6110-01-246-2673
NSN 5920-00-427-2985
Last Updated: 08/04/2025