Heat treat: (for 1085 or 1095 steel) heat at 1450 to 1500 degrees f; (for 1650 steel) heat at 1550 to 1600 degrees f; oil quench; temper 1 hour; locking feature included in head; rockwell min 73.0 to rockwell max 76.0 hardness.
NSN 5945-01-554-2724
NSN 5960-00-884-1983
NSN 5855-00-532-0025
NSN 6105-00-235-7982
NSN 5925-00-952-0618
NSN 2925-00-408-9829
NSN 5855-00-189-6066
NSN 5965-01-528-8152
NSN 6135-01-092-4734
NSN 5996-00-289-9847
NSN 6110-01-165-9306
NSN 6135-00-299-6918