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 6240-00-771-2263
NSN 5985-00-738-9602
NSN 6610-01-185-5832
NSN 6620-01-263-6697
NSN 5920-00-497-1916
NSN 5998-01-069-9206
NSN 6240-00-865-7447
NSN 6650-00-872-0942
NSN 5905-01-325-5210
NSN 5915-01-433-3170
NSN 5945-01-381-2038
NSN 6135-01-619-4423