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 5985-00-857-5622
NSN 5999-00-430-0686
NSN 6220-01-643-8001
NSN 2925-00-829-9082
NSN 6145-01-216-1481
NSN 6110-01-318-7690
NSN 5835-00-969-1920
NSN 5950-01-415-3910
NSN 5925-01-397-6450
NSN 5945-00-943-1509
NSN 6130-01-481-1853
NSN 6220-01-219-6294