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 5950-01-205-2599
NSN 5855-00-688-9954
NSN 6110-01-617-9731
NSN 7035-00-549-2722
NSN 5990-01-400-3299
NSN 5855-01-225-5855
NSN 5920-01-302-5944
NSN 6320-00-701-0437
NSN 6220-01-311-8865
NSN 5895-01-442-6403
NSN 5905-01-099-6509
NSN 5915-01-258-4911