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shim washer manufacturers

What Are Machined Washers?

At Sachin Shim, we specialize in manufacturing high-quality machined washers that offer precision, durability, and reliability across a wide range of industrial applications. Our machine washers are CNC machined or lathe-turned to exact tolerances and are available in stainless steel, mild steel, carbon steel, aluminum, and brass. Whether you're in the automotive, aerospace, electrical, or heavy machinery sector, our custom machined washers are designed to provide secure fastening, load distribution, and wear resistance in high-performance environments. Machined washers are flat, disc-shaped components used in conjunction with bolts or screws to distribute the load, prevent surface damage, and reduce loosening due to vibration. Our range includes stainless steel machined washers, machined flat washers, metal machined washers, machined brass washers, machined steel washers, and heavy-duty machined washers, among others.

Types of Machined Washers We Offer

We offer a wide range of machined washer types to suit different industrial needs:

Technical Specifications – Machined Washers


Machined washers are precision-cut components, manufactured to tight tolerances using CNC machining or lathe technology. They offer exceptional flatness, surface finish, and dimensional accuracy, making them ideal for critical applications in aerospace, automotive, defense, and high-performance engineering..

Property Specification Range / Details
Material Grades Stainless Steel (SS 304, SS 316), Brass, Copper, Phosphor Bronze, Carbon Steel, Mild Steel
Thickness Range 0.10 mm to 5.00 mm
Outer Diameter (OD) 5 mm to 150 mm (Custom OD available on request)
Inner Diameter (ID) 2 mm to 100 mm (Precision bore machining as per drawings)
Tolerance ±0.05 mm or as per customer specification
Surface Finish Mirror finish / Matte finish / Smooth machined finish (Ra < 1.6 μm optional)
Standards Available DIN, ISO, ASTM, BS, JIS or as per custom specification

Applications of Machined Washers


The applications and uses of industrial washers are:

Automotive Components

Automotive Components

Power Equipment & Electrical Panels

Power Equipment & Electrical Panels

Pumps & Compressors

Pumps & Compressors

Precision Machinery & Tools

Precision Machinery & Tools

Industrial Assemblies & Structural Joints

Industrial Assemblies & Structural Joints

Features of machined washers

Machined washers come with several key features:

  • Precision: They are made with high accuracy, ensuring exact dimensions and a perfect fit for specialized applications.
  • Customizability: They can be tailored to specific sizes, shapes, and thicknesses based on the needs of a particular project or equipment.
  • High Strength: Typically crafted from strong materials like stainless steel or aluminum, they offer durability and resistance to wear and tear.
  • Surface Finish: They often have a smooth and refined surface finish, which reduces friction and enhances their performance.
  • Load Distribution: They are designed to evenly distribute pressure or load, which helps prevent damage to components and ensures a secure fit.
  • Corrosion Resistance: Many machined washers, including the Hex Washers, are made from materials that resist corrosion, making them suitable for harsh environments.
  • High Tolerance: They can be made to very tight tolerances, ensuring that they meet specific engineering and operational requirements.
  • Versatility: Suitable for various applications, including aerospace, automotive, and industrial machinery, where precision and reliability are crucial.
  • Certification

    We are certified to ISO 9001:2015 International Standards for Quality Management. Our products comply with API, ISO, DIN, BS, IS, AGMA standards and provides ATEX certification.

    Watch How Our Machined Washers Work


    Washer Standards for Machined Washers: A Global Overview


    We offer washers in stainless steel (304/316), mild steel, spring steel, carbon steel, brass, and more.

    Yes. We offer custom thicknesses, outer/inner diameters, and surface treatments like zinc-plating or black oxide.

    Yes, all our products are ISO-certified and comply with DIN, ASTM, and IS standards.

    Absolutely. We handle bulk orders and provide international-standard packaging for global shipping.

    Delivery time depends on order volume and customization. Standard items are shipped within 3–5 business days.

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