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 5920-00-110-9966
NSN 5925-01-374-3831
NSN 6150-01-056-4345
NSN 5915-00-875-9878
NSN 5985-01-642-4776
NSN 6105-01-054-3649
NSN 6320-01-390-5385
NSN 5895-01-035-4731
NSN 5985-00-104-5981
NSN 6105-01-074-0042
NSN 5925-00-517-8512
NSN 6240-01-065-7551