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Buy the 1/2-20 x 5/8" x 1 1/4" Hex Coupling Nuts, Coarse, A-563 Grade A Steel, Plain online from South Coast Fasteners. It measures 1/2" diameter, 1 1/4" length, 5/8" wide, coarse thread, A-563 Grade A Steel with a plain finish. Suited to machinery, structural, and general fabrication work. These coupling nuts are part of our Coupling Nuts line, stocked across industries such as Automotive, Petrochemical, Marine & Offshore, and Metal & Mineral Mining.
Pairs well with Hex Bolts and Flat Washers to complete the assembly. Please contact us if you need assistance in selecting the right product or placing an order.