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 6650-01-424-3947
NSN 6110-01-610-3039
NSN 5945-00-932-3335
NSN 5985-01-352-3161
NSN 6650-01-382-8569
NSN 6645-01-010-3746
NSN 6650-00-981-9501
NSN 6620-00-369-1916
NSN 6240-01-547-5202
NSN 5996-00-722-0838
NSN 5835-00-419-0575
NSN 5920-00-378-1395