Hex Bolt with Serrated Flange Nut

Partially threaded hex bolts supplied with matching serrated flange nuts. The serrations bite into the mating surface to help resist loosening under vibration.

Bolt head: Hex
Nut: Serrated flange

Sizes, grades and finishes are made to order. Share your requirement for a quote.

Hex Bolt with Serrated Flange Nut, bolts

What is a hex bolt with serrated flange nut?

This is a matched set of hex bolts and serrated flange nuts. The serrations under the nut flange bite into the mating surface, which helps the joint resist loosening from vibration without a separate lock washer.

Typical uses

Vibrating assemblies on motorcycles and tractors
Machinery frames
Sets for repair kits

Hex Bolt with Serrated Flange Nut FAQ

How do serrated flange nuts help?

The teeth on the flange grip the surface, so the nut is less likely to work loose under vibration.

Can bolts and nuts be supplied in different finishes?

Yes. A common combination is a zinc bolt with a yellow zinc nut; tell us what you need.

How do I get a price?

Prices depend on size, finish and quantity. Send the part name, size, finish and quantity on WhatsApp or through the contact form, and our team will reply with a quotation.

Overview

Hex bolts paired with serrated flange nuts as a matched set.

Zinc + Yellow Zinc
Bolt & Nut Set

Made in-house

Produced through our own cold heading, thread rolling, CNC machining and plating departments, then checked by our inspection and quality control team before dispatch.

See our process