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 5910-01-099-3157
NSN 5895-01-640-9315
NSN 7035-01-347-1689
NSN 5910-01-088-8522
NSN 5920-00-838-2122
NSN 6320-01-029-4220
NSN 5990-01-581-5103
NSN 4140-01-062-7244
NSN 5960-00-433-5832
NSN 6620-01-507-8444
NSN 5905-00-017-1417
NSN 6620-01-106-3553