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 6110-01-539-4190
NSN 5945-00-878-0765
NSN 5998-00-631-6466
NSN 6610-00-684-7683
NSN 5920-01-232-1453
NSN 5935-01-531-6501
NSN 5910-00-361-8602
NSN 5965-01-269-4338
NSN 5960-00-368-4084
NSN 4140-00-399-5994
NSN 2925-00-956-3848
NSN 6620-00-232-2048