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 6110-00-525-3418
NSN 6130-01-400-0736
NSN 5905-01-555-8077
NSN 5998-00-406-6512
NSN 5910-00-299-7869
NSN 6610-01-326-0119
NSN 5910-01-044-5617
NSN 5910-00-169-4661
NSN 6110-00-911-4000
NSN 5998-00-735-7754
NSN 5930-00-978-0931
NSN 5998-01-252-7331