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 5960-01-173-7956
NSN 5925-00-611-4120
NSN 5855-01-362-3640
NSN 6135-00-835-7211
NSN 5965-01-364-1232
NSN 5835-00-256-5558
NSN 6650-01-572-2639
NSN 6110-01-170-7363
NSN 6320-01-462-2295
NSN 6135-00-871-3646
NSN 5915-01-416-6402
NSN 6145-00-862-7069