Description:

Hex Jam Nuts 18-8 Stainless Steel - 1/2"-20 (3/4" Flats x 5/16" Thick) Qty-250 Features: Jam nut is a thinner low profile nut about half the size of a standard finish nut and is used as a locknut where it is jammed against a finish nut to lock the two nuts in place. Two nuts can be locked together free style, Jam nuts are also used where lower profile nuts are required in tight areas. For a jam nut to stay in place, both nuts must be torqued equally.