9/16"-18 J995 Grade 8 Hex Hi Nut Zinc Clear Trivalent 7/8" x 49/64" (150/Pkg.)

When you are looking for nuts that will provide a better wrench ability and prevent slippage, Hex Hi Nuts will get the job done. With a taller hexagonal face (twice as tall as Hex Nuts), it gives more surface to wrench in hard-to-reach socketed situations. These nuts can be found fastening a variety of applications, including suspensions in trucks and construction vehicles. Rockwell hardness of Rc 26/34 Proof Load Strength Coarse Thread (UNC): 165,000 psi min Proof Load Strength Fine Thread (UNF): 150,000 psi min Taller nut to provide easy-access wrenching Prevents slippage or rounding out of the nut Twice the height of the Hex Nut Sizes range from 1/4” to 1 1/2” Meets SAE J482 standards