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 2925-00-932-6262
NSN 5990-01-112-9121
NSN 5950-00-918-1558
NSN 6135-00-866-2311
NSN 5835-01-249-4529
NSN 6130-01-428-6307
NSN 5950-01-480-3108
NSN 6240-01-222-3523
NSN 6645-01-022-6247
NSN 6610-00-691-2283
NSN 5998-00-368-0439
NSN 5895-01-297-8008