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 5905-00-001-7473
NSN 5960-01-133-8884
NSN 5835-01-495-0595
NSN 5998-01-423-0365
NSN 5935-01-630-6748
NSN 6145-00-914-1704
NSN 6650-01-437-2570
NSN 6240-01-007-7987
NSN 5835-01-488-6678
NSN 5985-01-182-0192
NSN 5998-00-429-2259
NSN 5895-01-171-5149