An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes thumbscrew.
NSN 6645-01-595-7659
NSN 6620-01-078-6372
NSN 6110-01-315-6564
NSN 6240-01-382-3756
NSN 5920-01-043-4848
NSN 5855-01-620-4801
NSN 5910-01-379-2397
NSN 5998-00-494-1414
NSN 6650-00-234-3275
NSN 6110-01-521-3195
NSN 5999-01-015-0154
NSN 6320-01-442-3428