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 2925-00-465-6354
NSN 6645-01-442-6476
NSN 6105-01-418-1877
NSN 5905-01-080-3421
NSN 4140-01-212-5135
NSN 5975-00-631-3295
NSN 5835-01-460-6054
NSN 6135-01-458-7476
NSN 5895-00-939-7479
NSN 6220-01-283-5663
NSN 6105-01-492-0615
NSN 5945-01-442-7188