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 6240-00-869-5079
NSN 6135-00-299-6918
NSN 6130-01-584-7325
NSN 6150-01-156-6206
NSN 5998-01-202-8949
NSN 5855-01-406-4821
NSN 5950-00-051-6664
NSN 5985-01-093-4995
NSN 6620-01-152-0936
NSN 6685-01-633-8717
NSN 6220-00-702-0002
NSN 6130-01-013-9343