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 6135-01-435-8451
NSN 6610-00-311-0974
NSN 5910-01-478-5509
NSN 6650-01-555-8349
NSN 6105-00-120-9601
NSN 6130-01-631-2465
NSN 6135-01-500-0572
NSN 5855-01-443-8441
NSN 6620-00-403-1142
NSN 5835-01-100-3265
NSN 6135-01-220-7193
NSN 5975-01-630-5706