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 5999-00-938-5898
NSN 5996-00-482-7334
NSN 6645-01-648-4439
NSN 5895-00-725-5264
NSN 6685-00-965-0192
NSN 5945-01-094-7727
NSN 6150-00-704-4018
NSN 5915-01-439-2249
NSN 5910-01-274-4657
NSN 5985-01-423-1491
NSN 5960-01-381-4692
NSN 6145-00-213-9181