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 5835-01-310-3846
NSN 5990-01-142-0538
NSN 6145-01-185-2926
NSN 5996-01-550-8867
NSN 5925-01-307-2363
NSN 5910-01-567-6211
NSN 5915-00-278-4198
NSN 6135-00-932-3136
NSN 6145-00-433-0021
NSN 5910-01-606-3204
NSN 6320-01-397-9995
NSN 5999-01-370-5943