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 5975-00-351-5371
NSN 5999-00-202-0788
NSN 5855-01-100-3272
NSN 6610-01-555-0842
NSN 5905-01-486-6587
NSN 5855-00-548-4742
NSN 7035-01-383-6549
NSN 5960-01-641-5493
NSN 7035-00-020-2227
NSN 6685-00-727-7460
NSN 7035-00-286-6221
NSN 5910-01-415-0273