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 6130-01-651-9180
NSN 6620-01-233-2583
NSN 5999-01-306-7506
NSN 5895-00-689-6911
NSN 6150-01-283-7945
NSN 5999-01-386-7179
NSN 5975-00-518-0780
NSN 6685-00-291-4050
NSN 5985-01-458-0936
NSN 6610-01-633-8931
NSN 6145-01-521-9881
NSN 5965-01-538-4947