An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5920-01-459-8493
NSN 5925-01-254-6591
NSN 6645-01-256-6376
NSN 5925-00-816-9929
NSN 6645-01-208-1731
NSN 6610-01-014-3964
NSN 5925-00-731-7710
NSN 6240-00-553-8891
NSN 5998-00-799-9236
NSN 5920-01-481-4454
NSN 5835-01-408-7576
NSN 5920-00-110-5477