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 6240-01-225-2994
NSN 5965-00-913-9545
NSN 6685-00-036-5117
NSN 6110-00-643-4832
NSN 6620-00-022-8056
NSN 5920-01-159-7949
NSN 6130-00-184-0117
NSN 5996-00-185-1372
NSN 6220-00-376-8103
NSN 6145-01-210-5423
NSN 6610-01-287-9814
NSN 6685-00-267-0938