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 5985-00-104-5981
NSN 5905-01-031-8583
NSN 6645-01-333-5810
NSN 6645-01-592-0540
NSN 5925-00-369-7747
NSN 5925-01-106-4498
NSN 5985-01-283-4452
NSN 5990-01-156-7004
NSN 6645-01-330-6028
NSN 5935-01-245-8678
NSN 4140-00-163-2868
NSN 5950-01-168-0717