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 6105-01-541-4811
NSN 5835-01-284-5689
NSN 6685-01-505-0159
NSN 2925-01-411-4666
NSN 5930-01-196-0201
NSN 5985-01-299-2301
NSN 6320-00-886-9771
NSN 5965-01-121-2319
NSN 5910-00-642-7527
NSN 5930-01-423-9410
NSN 6685-01-241-5824
NSN 5835-01-314-2781