S-98689A231 54 mm ID x 98 mm OD DIN 125 General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional load distribution from the 98mm OD and 54mm ID, minimizing surface pressure and material fatigue
• Reliable dimensional stability with a 7.0-9.0mm thickness range, ensuring consistent performance under heavy loads
• Enhanced mechanical strength provided by Rockwell B75 hardness, resisting deformation in demanding applications
• Guaranteed interchangeability through strict adherence to DIN 125 standards, simplifying procurement and assembly
• Long-term operational safety with full RoHS 3 and REACH compliance, free from hazardous substances
• Optimized for M52 screw systems, delivering precise fit and secure fastening in mechanical assemblies

Professional Applications & Engineering Value

This M52 flat washer is engineered to solve critical challenges in heavy machinery, structural frameworks, and industrial equipment. The 18-8 stainless steel material offers excellent resistance to rust and chemical exposure, making it suitable for outdoor, marine, or chemically aggressive settings. Its metric dimensions (54mm ID and 98mm OD) ensure even pressure distribution, preventing bolt loosening and joint failure under vibration or dynamic loads. The DIN 125 specification guarantees precise tolerances and compatibility with standard M52 screw systems, reducing installation errors. With a Rockwell B75 hardness, it maintains integrity in high-stress applications, from construction to manufacturing, providing reliable performance and reducing maintenance downtime.

Specification Summary & Compliance

This flat washer conforms to DIN 125 standards, ensuring precise dimensional accuracy for metric M52 screw applications. Key specifications include an Inside Diameter of 54mm, Outside Diameter of 98mm, and Thickness of 7.0-9.0mm. Manufactured from 18-8 stainless steel with a hardness of Rockwell B75, it meets rigorous mechanical and corrosion-resistance requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental responsibility for global industrial use.