Allstar Performance USS Flat Washers 1/2 Inch Steel — 25 Pack

SKU: DNLF_ALL16104-25
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About Allstar Performance Allstar Performance is America's leading circle-track racing ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Heavy-Duty Allstar Performance USS Flat Washers

When your build requires robust hardware, turn to Allstar Performance USS Flat Washers. These 1/2-inch washers are designed to provide a secure, stable mounting surface for critical components in your vehicle. Whether you are working on suspension arms, engine mounts, or chassis bracing, these washers ensure that your fasteners maintain proper torque and load distribution.

Technical Specifications

  • Size: 1/2 inch (0.5 in) Inner Diameter
  • Outer Diameter: 1.387 inches
  • Thickness: 0.109 inches
  • Material: High-strength steel
  • Finish: Zinc-oxide for corrosion protection
  • Quantity: 25-pack

The USS (United States Standard) sizing offers a wider outer diameter, which is crucial for applications where you need to distribute clamping force over a larger area to prevent material deformation. The zinc-oxide finish provides an essential layer of protection against rust and corrosion, ensuring that your hardware remains easy to remove and adjust even after exposure to harsh racing environments. Relying on quality hardware is a fundamental aspect of building a safe and competitive vehicle. With Allstar Performance, you get the consistency and strength required for high-stress automotive applications. Stock your workshop with these essential fasteners and explore the full range of racing hardware available at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Heavy-Duty Allstar Performance USS Flat Washers

When your build requires robust hardware, turn to Allstar Performance USS Flat Washers. These 1/2-inch washers are designed to provide a secure, stable mounting surface for critical components in your vehicle. Whether you are working on suspension arms, engine mounts, or chassis bracing, these washers ensure that your fasteners maintain proper torque and load distribution.

Technical Specifications

  • Size: 1/2 inch (0.5 in) Inner Diameter
  • Outer Diameter: 1.387 inches
  • Thickness: 0.109 inches
  • Material: High-strength steel
  • Finish: Zinc-oxide for corrosion protection
  • Quantity: 25-pack

The USS (United States Standard) sizing offers a wider outer diameter, which is crucial for applications where you need to distribute clamping force over a larger area to prevent material deformation. The zinc-oxide finish provides an essential layer of protection against rust and corrosion, ensuring that your hardware remains easy to remove and adjust even after exposure to harsh racing environments. Relying on quality hardware is a fundamental aspect of building a safe and competitive vehicle. With Allstar Performance, you get the consistency and strength required for high-stress automotive applications. Stock your workshop with these essential fasteners and explore the full range of racing hardware available at GGCRACING.

Product Details

Product Description

About Allstar Performance

Allstar Performance is America's leading circle-track racing parts manufacturer. From aluminum panels and chassis components to brake hardware, steering boxes, and oval-track shock packages — every Allstar product is born from sprint car and modified racing experience.

Heavy-Duty Allstar Performance USS Flat Washers

When your build requires robust hardware, turn to Allstar Performance USS Flat Washers. These 1/2-inch washers are designed to provide a secure, stable mounting surface for critical components in your vehicle. Whether you are working on suspension arms, engine mounts, or chassis bracing, these washers ensure that your fasteners maintain proper torque and load distribution.

Technical Specifications

  • Size: 1/2 inch (0.5 in) Inner Diameter
  • Outer Diameter: 1.387 inches
  • Thickness: 0.109 inches
  • Material: High-strength steel
  • Finish: Zinc-oxide for corrosion protection
  • Quantity: 25-pack

The USS (United States Standard) sizing offers a wider outer diameter, which is crucial for applications where you need to distribute clamping force over a larger area to prevent material deformation. The zinc-oxide finish provides an essential layer of protection against rust and corrosion, ensuring that your hardware remains easy to remove and adjust even after exposure to harsh racing environments. Relying on quality hardware is a fundamental aspect of building a safe and competitive vehicle. With Allstar Performance, you get the consistency and strength required for high-stress automotive applications. Stock your workshop with these essential fasteners and explore the full range of racing hardware available at GGCRACING.

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