Dorman Nut with Nylon Ring Grade 2 Thread Size 1/4-20 Height 5/16 in 784-750D

Nut with nylon ring for 1/4-20 thread size and 5/16 inch height, used to replace worn or failing factory nuts on automotive assemblies.

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

Key Features

• Grade 2 steel construction for high strength
• Nylon ring prevents loosening under vibration
• Thread size 1/4-20 with height 5/16 in
• Corrosion tested for durability
• Pack of 4 pieces per box

Benefits

• Ensures secure fastening and reduces maintenance downtime
• Long‑lasting performance even under harsh conditions
• Easy to install with standard tools
• Prevents nut loosening, enhancing safety
• Reliable replacement for OEM parts

Application

This part is ideal for mechanics and DIY enthusiasts replacing nuts on engines, transmissions, suspension components, or any automotive assembly requiring a 1/4-20 thread size.

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

• 4 PC

Item Dimensions

• 1.1in x 1.6in x 4.0in, 0.1lbs