Dorman Autograde Grade 5 Hex Head Cap Screw 5/16-18 x 1-1/2 Inch 100 Pack 170-115

Grade 5 hex head cap screws sized 5/16-18 x 1-1/2 inch used to replace missing or damaged fasteners in automotive repairs and general mechanical applications.

Built to meet the manufacturer's design intent for reliable service, these bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity. They are engineered as direct-fit replacements designed to match OE form, fit, and function.

Key Features

• Hex head design allows for easy installation with standard wrenches or sockets
• Grade 5 classification provides medium tensile strength for general automotive use
• Thread specification is 5/16-18 with a length of 1-1/2 inches
• Corrosion-tested to withstand harsh underhood and chassis environments
• Bulk pack contains 100 pieces for high-volume repair needs
• Manufactured and validated by professional engineers in the United States

Benefits

• Restores structural integrity to components secured by original fasteners
• Reduces the risk of repeat repairs caused by inferior or worn hardware
• Ensures a smoother installation process with precise threading and fit
• Provides dependable performance under daily driving demands
• Offers cost-effective solution for shops needing bulk replacement bolts
• Delivers peace of mind with trustworthy quality backed by Dorman

Application

Ideal for professional mechanics and DIY enthusiasts performing engine work, suspension repairs, or bracket reinstallation where specific Grade 5 hardware is required. Suitable for any application demanding a 5/16-18 bolt of 1-1/2 inch length.

Fitment Notes

• Universal automotive fastener not restricted to specific year, make, or model
• Verify thread pitch and length requirements against your vehicle's service manual before purchase

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

• 100 Piece bulk pack of Grade 5 Hex Head Cap Screws

Item Dimensions

• Package measures 5.5 inches by 4.0 inches by 2.3 inches and weighs 4.0 pounds