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 6150-01-447-3064
NSN 5960-01-544-1273
NSN 6610-01-415-0061
NSN 2925-01-440-9912
NSN 5999-01-508-8319
NSN 5965-01-567-6282
NSN 6320-01-414-4568
NSN 5855-01-432-2487
NSN 5835-01-147-7526
NSN 5905-01-272-0443
NSN 6610-00-913-7069
NSN 5965-01-429-0881