Dorman Hex Lock Nut With Nylon Ring Class 8 M12-1.25 12mm Height 433-012BX

Hex lock nut for M12-1.25 thread size with nylon ring used to replace worn or failing factory nuts.

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

Key Features

• Class 8 strength rating
• Nylon ring provides secure lock
• M12-1.25 thread size
• 12mm height

Benefits

• Prevents loosening under vibration
• Extends component life
• Easy to install with standard tools
• Corrosion resistant construction

Application

This part is for automotive and industrial applications requiring secure fastening.

Fitment Notes

• Compatible w/ M12-1.25 threaded components

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

• 12 PC

Item Dimensions

• 3.7in x 2.5in x 2.3in, 0.5lbs