S-90965A300 43 mm ID x 78 mm OD DIN 125; ISO 7089 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, reducing maintenance and replacement costs.
• Enhanced load distribution with precise 43mm ID and 78mm OD dimensions, preventing surface damage and extending equipment life.
• Reliable dimensional stability from 6.0-8.0mm thickness range, ensuring consistent performance under varying pressures.
• Guaranteed interchangeability through compliance with DIN 125 and ISO 7089 standards, facilitating seamless integration in global projects.
• Environmental and safety compliance with RoHS 3 and REACH regulations, making them suitable for regulated industries.
• Optimized for M42 screw applications, providing secure fastening and reducing assembly errors in heavy-duty setups.

Professional Applications & Engineering Value

This M42 flat washer made from 316 stainless steel is engineered to address critical challenges in corrosive and high-stress industrial settings. Its high corrosion resistance makes it ideal for marine, chemical processing, and offshore applications, where exposure to saltwater, acids, and chemicals can degrade ordinary washers. The precise metric dimensions (43mm ID and 78mm OD) ensure even pressure distribution, minimizing bolt loosening and surface indentation on connected components. By adhering to DIN 125 and ISO 7089 standards, it offers reliable performance in machinery, structural assemblies, and automotive systems, reducing downtime and maintenance costs. The flat washer design combined with robust material properties delivers long-term reliability, supporting B2B clients in achieving efficient, safe, and compliant operations.

Specification Summary & Compliance

This flat washer features a metric system with an inner diameter of 43mm, outer diameter of 78mm, and thickness ranging from 6.0 to 8.0mm, ensuring precise fit for M42 screw sizes. It conforms to DIN 125 and ISO 7089 standards, guaranteeing dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety for use in various industrial applications without hazardous substances.