Description
Product Overview
The United Pacific flat washer is engineered from high‑grade stainless steel, delivering exceptional strength and corrosion resistance. With an outside diameter of 9.04 inches, a thickness of 1 inch, and a machined exterior finish, this washer provides a precise fit for axle cover grooves and wheel‑tire lug nut assemblies. Packaged in a convenient set of two, the washers are lightweight (0.493 ounces each) yet robust enough for demanding automotive applications.
Usage
Designed for professional mechanics and DIY enthusiasts, these washers are ideal for securing axle covers, reinforcing lug nut connections, and preventing vibration‑induced loosening. They perform reliably in harsh road conditions, including exposure to moisture, salt, and temperature fluctuations. 
Why Choose Us
United Pacific combines decades of automotive expertise with rigorous quality control. Each washer undergoes a meticulous machining process to guarantee dimensional accuracy and a smooth surface that resists rust and wear. Backed by a 1‑year limited warranty, the product assures protection against material defects and workmanship issues, giving you confidence in every installation.
Key Features
- Premium stainless steel construction for superior durability and rust resistance.
- Flat design with a machined finish ensures a tight, vibration‑free fit.
- Exact 9.0432‑inch diameter matches standard axle cover grooves.
- Lightweight yet strong, reducing overall vehicle weight without compromising safety.
- Pack of two with a 1‑year limited warranty for added peace of mind.
FAQ
What vehicles are compatible with this washer?
The 9.04‑inch diameter fits most standard axle covers and wheel‑tire lug nut assemblies found on light trucks, SUVs, and passenger cars that use a 9‑inch groove size.
Can I use these washers in corrosive environments?
Yes. The stainless steel material and machined finish provide excellent resistance to rust, salt, and moisture, making them suitable for coastal areas and winter road conditions.
Is installation straightforward?
Installation involves placing the washer onto the axle cover groove before tightening the lug nuts. The flat design ensures even pressure distribution, simplifying the process for both professionals and DIY users.
Do the washers come with any warranty?
United Pacific offers a 1‑year limited manufacturer’s warranty covering rust, peeling, or defects in materials or workmanship.
How many washers are included in the package?
Each package contains two identical washers, providing a spare for future maintenance or replacement.





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