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 6105-01-093-9893
NSN 5999-01-050-7854
NSN 6110-01-659-8232
NSN 5999-01-307-3674
NSN 6685-01-451-1386
NSN 5985-01-440-7584
NSN 5920-00-792-5581
NSN 7035-01-007-1802
NSN 5998-01-351-3385
NSN 4140-00-807-4745
NSN 6150-01-552-3709
NSN 6645-01-063-8243