S-94744A718 22 mm ID x 38.7 mm OD ASME B18.22M ASME Washers
ASME Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior load distribution with a 38.7mm outer diameter, reducing surface pressure and preventing damage to assembled materials.
- Enhanced corrosion resistance from zinc-plated steel construction, ensuring long-term reliability in harsh industrial environments.
- Precise fit for M20 screws with a 22mm inner diameter, enabling easy installation and secure fastening without slippage.
- Consistent thickness of 3.0–4.0mm for uniform spacing and vibration dampening in high-stress applications.
- Compliance with ASME B18.22M standards guarantees dimensional accuracy and interchangeability for metric fastener systems.
- REACH certification ensures environmental and safety compliance, making it suitable for regulated industries.
- Durable steel material provides excellent strength and wear resistance, supporting heavy-duty mechanical assemblies.
Professional Applications & Engineering Value
This M20 flat washer is engineered to address common industrial challenges such as joint loosening, surface abrasion, and corrosion. Crafted from zinc-plated steel, it offers a protective barrier against moisture and chemicals, extending service life in demanding settings like machinery, automotive, and construction. The metric dimensions (22mm ID and 38.7mm OD) ensure optimal load distribution, minimizing stress concentrations and preventing bolt head or nut embedding. By adhering to ASME B18.22M standards, this washer delivers reliable performance in metric fastener systems, reducing maintenance needs and enhancing assembly integrity for engineers and procurement specialists.
Specification Summary & Compliance
This flat washer features precise metric dimensions with an inner diameter of 22mm, outer diameter of 38.7mm, and thickness of 3.0–4.0mm, conforming to ASME B18.22M standards for dimensional accuracy and interchangeability. It is manufactured from zinc-plated steel and complies with REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for industrial use without hazardous substances.
