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 6645-01-449-1824
NSN 5895-00-240-3295
NSN 5998-01-526-6652
NSN 5996-00-864-9450
NSN 5925-00-681-6089
NSN 6110-00-919-0325
NSN 7035-01-616-2958
NSN 5835-00-010-1614
NSN 6685-01-531-0082
NSN 7035-01-305-1950
NSN 6135-01-281-4758
NSN 6610-00-239-2374