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 5950-00-080-9620
NSN 6130-01-028-7040
NSN 6650-00-891-9850
NSN 6685-01-123-7244
NSN 6150-00-393-4697
NSN 6685-01-263-7265
NSN 5998-00-222-7755
NSN 6610-01-394-3808
NSN 6650-00-859-1859
NSN 6645-01-429-6768
NSN 6645-01-041-3533
NSN 7035-00-541-8516