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 5925-01-472-7344
NSN 5855-01-284-0589
NSN 5895-01-361-5695
NSN 5895-01-018-4103
NSN 5975-01-222-0594
NSN 5855-01-252-5424
NSN 5910-01-614-4092
NSN 6645-01-116-9634
NSN 5990-01-426-7350
NSN 5945-01-461-8143
NSN 6620-01-512-2016
NSN 5915-01-514-8689