Due to increased demand on our warehouse and shipping systems, orders placed after 3pm (local to the warehouse) may ship the next business day.

Hex Flange Lock Nuts

Hex Flange Nuts

Hex Flange Nuts are available in steel with a zinc, black oxide, black zinc & yellow zinc finish; and in grade 5, grade 8 and 18-8 stainless steel. Many sizes feature a serrated bearing surface. Hex serrated flange locknuts require more torque to loosen than to tighten.