S-93475A370 40 mm ID x 72 mm OD DIN 125; ISO 7089 General Purpose Washers
General Purpose 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 corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
- Precise load distribution with 40mm ID and 72mm OD, reducing surface pressure and preventing fastener loosening
- Enhanced durability with 5.4-6.6mm thickness, providing excellent stability under heavy mechanical loads
- Guaranteed dimensional accuracy through compliance with DIN 125 and ISO 7089 international standards
- Environmental compliance with RoHS 3 and REACH regulations, safe for sensitive industrial applications
- Optimized for M39 screw sizes, ensuring perfect fit and consistent performance in metric assemblies
- Chemical resistance ideal for applications exposed to moisture, chemicals, and extreme temperatures
Professional Applications & Engineering Value
This M39 flat washer delivers critical engineering value through its 18-8 stainless steel composition and standardized dimensions. The corrosion-resistant properties make it ideal for chemical processing, marine equipment, and food machinery where moisture exposure is constant. Its thickness range of 5.4-6.6mm provides exceptional load-bearing capacity, preventing joint failure in heavy-duty applications like structural steel connections and industrial machinery. The DIN 125 and ISO 7089 certification ensures precise dimensional tolerances and consistent performance across global projects, while the metric sizing guarantees compatibility with M39 fasteners in European and international specifications.
Specification Summary & Compliance
Manufactured to DIN 125 and ISO 7089 standards with precise dimensional tolerances for 40mm inner diameter and 72mm outer diameter. The 18-8 stainless steel construction provides consistent mechanical properties without hardness rating requirements. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and chemical restriction adherence for industrial applications worldwide.
