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 5985-01-505-9548
NSN 5975-01-215-3473
NSN 2925-00-759-5465
NSN 5915-00-869-4868
NSN 5998-00-910-5462
NSN 5998-00-035-5308
NSN 6145-00-661-0192
NSN 5945-00-089-3176
NSN 5915-01-269-3277
NSN 6135-01-163-0332
NSN 2925-01-397-8028
NSN 5960-01-567-1096