Brass Hex Nut - 1/2 - 13 - Marine Fasteners
These hex nuts are internally threaded and have a hex drive for nearly all general applications. The most commonly used nut, hex nuts are used in any application with a mating male threaded machine bolt or screw. Can be used with any fastener with a machine screw thread. Hex nuts are used with bolts and washers of the same diameter, material, and finish.
1/2 - 13 X 0.752 X 0.609