Dorman Lock Washer Grade 8 5/16 In. (M8) 965-111D

Dorman lock washer 5/16 in (M8) Grade 8 for automotive fastening jobs.

Built to meet the manufacturer’s design intent for reliable service.

Key Features

• Grade 8 steel construction for high strength
• 5/16 inch diameter with M8 thread size
• Designed for automotive fastening applications
• Versatile use in household, industrial and commercial settings
• Pack of 20 units for bulk purchasing

Benefits

• Ensures secure torque retention on fasteners
• Provides corrosion resistance for long‑term durability
• Suitable for a wide range of fastening jobs
• Cost effective with bulk packaging

Application

This part is ideal for mechanics and DIY enthusiasts who need reliable lock washers for vehicle maintenance, repair or custom projects.

Fitment Notes

Why Choose Dorman?

• Choosing Dorman aftermarket replacement parts is a smart way to restore your vehicle with confidence, thanks to a strong focus on fit, durability, and dependable performance. Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function, helping ensure a smoother installation and reliable results. Built with quality materials and validated through testing, they’re made to stand up to daily driving demands and help reduce the risk of repeat repairs. For a long-lasting fix you can trust, Dorman delivers proven aftermarket solutions that keep your vehicle operating the way it should.

What’s in the Box

• 20 PC

Item Dimensions

• 1.1in x 1.6in x 4.0in, 0.1lbs