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.
Dept. of the Navy 
Spain 
Australia 
Canada Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5950-01-210-9152
NSN 5950-01-582-2472
NSN 5835-01-090-2844
NSN 5910-01-396-2759
NSN 5930-01-167-9079
NSN 5910-01-447-4393
NSN 5960-01-325-2241
NSN 5998-00-275-2145
NSN 5895-01-031-3036
NSN 5930-00-872-9598
NSN 5905-01-073-7587
NSN 5835-01-384-3206