China Extra Large Washer Manufacturer, Supplier, Factory

When securing large-scale industrial equipment, the reliability of every component is crucial. While standard washers like Internal Teeth Lock Washers or Light Type Single Coil Spring Lock Washers are excellent for many applications, they are often designed for smaller, less demanding tasks. For massive structures and high-vibration machinery, a more robust solution is required. This is where our Extra Large Washer excels. It is engineered to provide a superior load distribution and clamping force that smaller options, such as a typical Small Washer, simply cannot match. Unlike specialized locking components like the Conical Spring Washer, which is designed to prevent loosening through spring action, the primary function of the Extra Large Washer is to act as a substantial bearing surface, preventing nut embedding and surface damage under extreme pressure.


The Extra Large Washer is a fundamental component for heavy-duty applications where standard-sized fasteners are insufficient. Its significant outer diameter and thickness are specifically designed to distribute immense clamp loads over a wider area, thereby protecting the underlying material from deformation, crushing, or stress cracking. This is critical in industries such as construction, shipbuilding, and large-scale manufacturing, where joint integrity is non-negotiable. The washer's design prioritizes maximum surface contact and stability, ensuring that bolted connections remain secure even under constant dynamic loads and vibrations. The manufacturing process for the Extra Large Washer employs high-grade materials and precise machining to guarantee consistent performance and durability in the most challenging environments.

  • Material: High-Carbon Steel / 304 Stainless Steel / 316 Stainless Steel
  • Surface Finish: Plain, Zinc Plated, Hot-Dip Galvanized
  • Standards: Compliant with ASME B18.22.1, DIN 125, and other international specifications.
  • Hardness: Varies by material, typically HRB 70-100 for steel.
Nominal Size (Bolt Diameter) Inside Diameter (ID) Outside Diameter (OD) Thickness
1" 1.0625 in 2.500 in 0.134 in
1 1/4" 1.3125 in 3.125 in 0.148 in
1 1/2" 1.5625 in 3.750 in 0.165 in
2" 2.0625 in 5.000 in 0.188 in

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