Critical hardness
NSN 4140-00-646-6588
NSN 6105-00-458-2987
NSN 5985-00-441-4813
NSN 5935-00-914-3332
NSN 5855-01-027-1571
NSN 5855-01-068-3683
NSN 5935-01-631-1126
NSN 5990-01-579-2711
NSN 6130-01-656-9936
NSN 6620-01-282-6446
NSN 6145-01-523-8600
NSN 6650-01-485-3444
Last Updated: 12/23/2024