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 5998-00-070-0643
NSN 7035-01-134-7080
NSN 5965-01-641-4354
NSN 5985-01-249-4908
NSN 5990-01-416-1017
NSN 4140-01-417-8070
NSN 5985-00-759-1463
NSN 5999-01-027-4229
NSN 6110-01-631-5325
NSN 7035-01-466-1577
NSN 5985-01-271-6107
NSN 6130-01-323-9376