S-90107A125 0.05" ID x 0.109" OD General Purpose Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for chemical, marine, and outdoor applications.
• Precise fit and secure fastening for No. 00 screws with a 0.05" inner diameter, minimizing loosening and vibration-related failures.
• Optimized load distribution with a 0.109" outer diameter, protecting surfaces and extending the life of your assemblies.
• Consistent performance ensured by a controlled thickness range of 0.010-0.020", providing reliable spacing and tension.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, for safe use in regulated industries and global markets.
• Durable material integrity offering excellent resistance to pitting and crevice corrosion, reducing maintenance and replacement costs.
• Versatile inch-system compatibility for seamless integration with standard imperial-sized components and tools.

Professional Applications & Engineering Value

These 316 stainless steel flat washers are engineered to address critical challenges in precision assemblies, particularly where corrosion resistance and dimensional accuracy are paramount. The flat washer design, with its specific 0.05" ID and 0.109" OD, ensures a perfect match for No. 00 screws, preventing galvanic corrosion and providing a stable bearing surface. This is vital in industries like electronics, medical devices, and instrumentation, where small-scale fasteners are susceptible to failure from vibration and environmental exposure. The use of 316 stainless steel, known for its molybdenum content, offers enhanced protection against chlorides and acidic conditions, solving common pain points of material degradation in demanding applications. This combination of precision sizing and high-performance material delivers long-term reliability, reducing downtime and ensuring consistent performance in sensitive engineering environments.

Specification Summary & Compliance

This flat washer is manufactured to standard inch dimensions with an inner diameter of 0.05", outer diameter of 0.109", and a thickness range of 0.010-0.020", ensuring precise fit for No. 00 screw sizes. The product conforms to industry-accepted standards for stainless steel flat washers and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its suitability for use in environments with strict environmental and safety requirements.