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 5930-00-594-9442
NSN 5835-00-770-2843
NSN 5855-01-414-6265
NSN 4140-01-046-8196
NSN 5975-01-514-7634
NSN 5975-00-914-1075
NSN 5950-01-222-0898
NSN 5925-00-992-4963
NSN 6685-00-155-4301
NSN 6645-01-041-3533
NSN 6645-01-292-6987
NSN 5920-01-376-1438