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 6620-01-241-4881
NSN 5960-00-735-1100
NSN 6320-01-531-4997
NSN 6110-01-500-0768
NSN 7035-00-470-4977
NSN 6130-00-756-2949
NSN 6320-01-498-4954
NSN 6130-01-538-7466
NSN 6685-01-298-1835
NSN 5835-01-221-8811
NSN 5998-01-602-0433
NSN 5920-01-151-4368