Hex Flange Locknuts

Hex Flange Locknuts

Hex Flange Locknuts 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, flanged bearing surface, hex serrated flange locknuts require more torque to loosen than to tighten.