S-92217A623 3.5 mm ID x 9.8 mm OD ASME B18.22M ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ensuring long-term reliability in humid or chemically aggressive environments.
• Precise dimensional fit with 3.5mm ID and 9.8mm OD, providing accurate alignment and even load distribution for M3 fasteners.
• Consistent performance guaranteed by compliance with ASME B18.22M standards, ensuring interchangeability and reliability in metric assemblies.
• Enhanced surface protection for mating components, reducing wear and preventing galvanic corrosion.
• Safe for sensitive applications with full RoHS 3 and REACH compliance, meeting strict environmental and health regulations.
• Versatile industrial suitability due to metric sizing and durable stainless steel material, ideal for machinery, electronics, and automotive uses.
• Optimized thickness range (0.8-1.2 mm) for effective spacing and tension management without adding excessive bulk.

Professional Applications & Engineering Value

This M3 flat washer in 18-8 stainless steel addresses critical engineering needs by providing a reliable barrier against loosening, surface damage, and corrosion. Its metric dimensions (3.5mm ID, 9.8mm OD) ensure a perfect fit for M3 screws, distributing clamp load evenly to prevent joint failure in vibrating or high-stress environments. The flat washer design is essential for protecting soft materials, reducing embedment, and maintaining assembly integrity in industrial applications like machinery frames, electrical enclosures, and automotive components. Manufactured to ASME B18.22M, it offers consistent quality and interoperability, while the stainless steel material resists rust and staining, extending service life in outdoor or corrosive settings.

Specification Summary & Compliance

This washer features precise metric dimensions: 3.5mm inner diameter, 9.8mm outer diameter, and thickness ranging from 0.8 to 1.2 mm. It conforms to ASME B18.22M for dimensional accuracy and mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and safe for various industrial and commercial uses.