Grade 8 Rod Coupling Nut

Also known as extension nuts use these to connect and extend threaded rods.

Grade 8 rod coupling nut.

A zinc plating provides corrosion resistance in wet environments. Coupling nut nut style coupling nut system of measurement inch basic material stainless steel material grade 18 8 fastener finish plain fastener thread direction right hand dia thread size 5 8 in 11 length 2 1 8 in fastener thread type unc coarse width across flats 13 16 in package quantity 50. Also known as extension nuts use these to connect and extend threaded rods. Made from grade 8 steel they re about 25 stronger than medium strength steel coupling nuts.

For technical drawings and 3 d models click on a part number. For high moisture situations choose a coupler nut with a zinc. Zinc plated steel coupling nuts resist corrosion in wet environments. Comparable in strength to grade 9 bolts these coupling nuts are about 20 stronger than high strength steel coupling nuts.

Coupler nuts also allow you to connect two threaded rods. Available in inch thread sizes. Used with threaded rod the coupling nut joins 2 piece of threaded rod together from opposing ends for hanging various items either vertically or horizontally. Reducer coupler nuts connect threaded fasteners with different diameters like a metric bolt and a standard rod.

Grade 8 coupling nuts. They must be used with other hot dipped galvanized fasteners. Use a rod coupling nut to extend space or level a threaded rod or stud. 72 items stainless steel coupling nuts.

Show all 105 results. 18 8 stainless steel coupling nuts. Hot dipped galvanized steel coupling nuts have a thick coating for better corrosion resistance than zinc plated steel nuts. 44 24 52 100 items 29 69 shipping.

Grade 18 8 a general designation for the most common and popular stainless steel 300 series referring to the 18 chromium and 8 nickel.