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 5905-01-484-3701
NSN 5855-01-147-4785
NSN 7035-00-391-6345
NSN 6685-00-537-8751
NSN 7035-01-266-3490
NSN 5935-01-284-9045
NSN 5915-00-887-6119
NSN 5960-01-271-0928
NSN 6110-01-511-0201
NSN 5965-01-415-2898
NSN 5990-01-517-7848
NSN 5855-01-438-4588