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 6105-00-145-2607
NSN 5965-01-642-5516
NSN 7035-01-330-3768
NSN 6610-01-525-6616
NSN 5930-01-634-0659
NSN 5990-01-621-6969
NSN 6135-01-069-2482
NSN 6620-00-845-9291
NSN 5996-01-212-4103
NSN 6645-01-477-2532
NSN 5935-01-470-0918
NSN 6130-00-968-7562