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 6650-01-019-3441
NSN 5895-00-531-9387
NSN 7035-01-633-9537
NSN 5985-00-338-1941
NSN 6610-00-971-2503
NSN 6610-01-447-5598
NSN 6610-01-152-9240
NSN 5998-00-325-2282
NSN 6610-00-452-9269
NSN 5999-01-166-2769
NSN 5905-01-460-3656
NSN 6685-01-359-9166