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 5960-01-246-4809
NSN 5998-00-172-0424
NSN 5855-01-422-5413
NSN 6645-00-169-6759
NSN 5975-01-588-7515
NSN 6145-01-378-3110
NSN 6645-01-475-4723
NSN 6620-01-359-0476
NSN 5925-01-446-6849
NSN 6650-01-338-6042
NSN 6135-00-635-9187
NSN 5920-01-104-6198