Dorman Autograde Hex Lock Nuts with Nylon Ring Grade 2 Thread Size 7/16-20 for Automotive Repair 251-013

Hex lock nuts with nylon ring grade 2 thread size 7/16-20 used to replace worn or missing fasteners in automotive assemblies.

Built to meet the manufacturer's design intent for reliable service, these nuts are manufactured using durable materials and corrosion tested to ensure required strength and longevity.

Key Features

• Thread size 7/16-20 inches for precise fitting
• Grade 2 classification for standard strength applications
• Integrated nylon ring prevents loosening from vibration
• Hex head design allows for easy installation with standard tools
• Corrosion tested to withstand harsh environmental conditions
• Backed by professional engineers and quality control specialists in the United States

Benefits

• Secures critical components against vibration-induced loosening
• Restores factory-level fastener integrity to your vehicle
• Reduces the risk of repeat repairs due to failed hardware
• Ensures a smooth installation process with direct-fit design
• Provides long-lasting durability for daily driving demands
• Offers a trustworthy solution validated through rigorous testing

Application

Ideal for mechanics and DIY enthusiasts needing reliable replacement fasteners for suspension, engine, or chassis repairs where 7/16-20 locking nuts are specified.

Fitment Notes

• Universal automotive application for 7/16-20 threaded studs
• Verify thread pitch and diameter against original equipment before installation
• Compatible with various makes and models requiring Grade 2 lock nuts

Why Choose Dorman - Autograde?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Strong focus on fit, durability, and dependable performance restores vehicle confidence
• Built with quality materials to stand up to daily driving demands
• Proven aftermarket solutions keep your vehicle operating the way it should

What's in the Box

• 50 Piece bulk pack of hex lock nuts

Item Dimensions

• Package measures 3.7 inches by 2.4 inches by 2.2 inches
• Total package weight is 1.1 lbs