7/8"-9 Nylon Insert (Elastic) Stop Nuts - Locknuts, NTU Series - Heavy Hex, Thin Height, Grade A Steel, Zinc Plated (Quantity: 25)

Has greater surface area than NM-series nuts, making wrenching easier. | Deisgned to be used with cap screws which have a minimum tensile strength not greater than 90,000 pcs. | Used in bridge and building construction, material handling, heavy equipment and field machinery. | Steel nylon insert stop nuts are less expensive than grade-C automation lock nuts. | Also known as: Nylon Insert Stop Nuts, Nylock Nuts, Elastic Lock Nuts, Elastic Stop Nuts