Coupling Nut Zinc Plated - 5/16"-18 (1/2" F x 1-3/4" L) - Qty-25

Coupling Nut Zinc Plated - 5/16"-18 (1/2" F x 1-3/4" L) - Qty-25

• Coupling nuts are threaded fasteners used to join two male threads, most commonly threaded rod.
• The outside of a coupling nut is typically a hex so it can be driven with a wrench.
• Coupling nuts are also used to make up long rod assemblies from shorter lengths of rods.
• Coupling nuts are also available in reducer versions, which can be used to connect two different sizes of threaded rod or fasteners.
• Available in coarse and fine thread.