Hex Serrated Flange Nuts - 5/16" - Zinc Finish - 8-Pack

Name: Hex Serrated Flange Nuts - 5/16" - Zinc Finish - 8-Pack
Brand: RELIABLE
SKU: 002-9531
Availability: InStock

BMR Code

002-9531

Part number

HFNZ51618MR

UPC

671744797756

Professional-grade hexagonal flange nut with integrated serrated washer for superior grip and anti-loosening performance. Zinc coating provides corrosion resistance for indoor and outdoor applications. The built-in flange distributes load over a wider surface area, eliminating the need for separate washers. Designed for structural connections, automotive assembly, and general fastening applications where vibration resistance is critical. Compatible with standard hex tools for efficient installation and removal.

Matco St-Léonard Free In-Store Pickup Ready within a couple of hours

Free pick-up from another store

Check stocks in all stores

Truck Delivery

The store will contact you within 24 hours to schedule your delivery.

Starting at $79. Additional fees will apply if delivery requires a boom truck or pallet consignment. A $10 fuel surcharge may also apply. These fees will be billed separately by the store upon delivery.

*The price and inventory of products offered on the website may vary. Price may differ from an advertised price due to varying market conditions, errors or situations beyond our control.

Skip to the end of the images gallery

Skip to the beginning of the images gallery

Hex Serrated Flange Nuts - 5/16" - Zinc Finish - 8-Pack

Product Description

• Dimensions: 5/16" • Internal threads fit 5/16" bolts and threaded studs • Hexagonal body allows easy wrench engagement • Integrated flange distributes bearing surface and pressure • Radial serrations on underside increase bite • Zinc finish with smooth, silver appearance • Pack of 8 for convenient stocking • Clear clamshell packaging with hang tab

Warranty:

• 1-month limited manufacturing warranty.
• No repair service, replacement parts, or repair guides are available.

Product Features

More Information
Dimension	5/16 in
Diameter	5/16 in
Brand	RELIABLE
Nut types	Hex

Hex Serrated Flange Nuts - 5/16" - Zinc Finish - 8-Pack

Reviews

Availability in other stores