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 6135-01-466-0192
NSN 5950-01-192-8067
NSN 6220-01-458-5669
NSN 6220-01-624-9911
NSN 6685-01-469-3137
NSN 5920-01-309-9216
NSN 5996-01-486-3733
NSN 6645-01-620-0044
NSN 5855-01-459-7508
NSN 5990-01-646-8048
NSN 5975-00-436-4997
NSN 5835-01-619-6268