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 2925-00-388-8932
NSN 5960-00-335-3394
NSN 6620-00-578-5851
NSN 6150-01-406-4703
NSN 6240-01-202-2492
NSN 5855-01-184-8089
NSN 5925-01-237-2501
NSN 5910-01-442-7256
NSN 7035-01-597-1449
NSN 5990-00-771-8792
NSN 5965-01-592-3051
NSN 5915-00-067-4227