S-97725A321 28.3 mm ID x 33.9 mm OD DIN 7603 Metal Sealing Washers
Metal Sealing 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 sealing performance with cellulose-filled copper construction, ideal for preventing fluid and gas leaks in demanding applications.
- Excellent corrosion resistance ensures long-term reliability and durability, even in harsh industrial environments.
- Good electrical conductivity from the copper material, making it suitable for applications requiring grounding or electrical continuity.
- Precise dimensional fit with a 28.3mm ID designed specifically for M28 screws, ensuring easy installation and a secure connection.
- Guaranteed quality and consistency through compliance with the DIN 7603 standard for flat washers.
- Enhanced environmental and safety compliance by being RoHS 3 Compliant, free from hazardous substances.
- Optimized load distribution with a 33.9mm OD and 2.3-2.7mm thickness, helping to protect surfaces and prevent fastener loosening.
Professional Applications & Engineering Value
This M28 metric flat washer is engineered to solve critical challenges in industrial assembly and maintenance. The cellulose-filled copper material provides a unique combination of malleability for a tight seal and inherent corrosion resistance, making it a superior choice for hydraulic systems, pipe flanges, and engine components where fluid containment is paramount. Its electrical conductivity also makes it valuable in electrical enclosures and grounding applications. Manufactured to the precise DIN 7603 standard, this washer ensures a perfect fit for M28 screws, delivering reliable performance that reduces maintenance downtime and enhances the longevity of your machinery and equipment in demanding industrial applications.
Specification Summary & Compliance
This flat washer features an Inside Diameter (ID) of 28.3 mm, an Outside Diameter (OD) of 33.9 mm, and a Thickness of 2.3-2.7 mm. It is manufactured in accordance with the DIN 7603 standard, ensuring dimensional precision and interchangeability. The product is confirmed to be RoHS 3 (2015/863/EU) Compliant, adhering to restrictions on hazardous substances for environmental safety.
