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 
Canada Classification: Bolts and bolts and their nuts or washers exported in the same shipment
NSN 5930-01-633-8969
NSN 5905-01-640-6423
NSN 5996-01-323-6008
NSN 4140-01-472-6025
NSN 4140-01-429-9060
NSN 5975-00-424-3403
NSN 5960-01-413-3877
NSN 6240-01-025-5847
NSN 6650-01-222-1749
NSN 6610-01-624-5664
NSN 6220-00-660-5539
NSN 5910-00-958-3624