S-91525A140 0.406" ID x 1.5" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, reducing maintenance and replacement costs.
• Precise dimensional fit with 0.406" ID and 1.5" OD, ensuring reliable load distribution and secure fastening for 3/8" screws.
• Enhanced durability from consistent 0.052-0.072" thickness, providing uniform pressure and preventing joint loosening under vibration.
• Environmental compliance with RoHS 3 and REACH standards, supporting sustainable operations and safe handling in regulated industries.
• Broad industrial compatibility for use in marine, chemical, and outdoor applications where moisture and chemicals are present.
• Cost-effective performance by resisting pitting and crevice corrosion, extending service life and reducing total ownership costs.

Professional Applications & Engineering Value

This 316 stainless steel flat washer is engineered to address critical challenges in demanding industrial settings, such as exposure to saltwater, acids, and high humidity. Its high molybdenum content enhances resistance to corrosive agents, preventing premature failure in marine equipment, chemical processing plants, and structural assemblies. The precise 0.406" ID and 1.5" OD dimensions ensure optimal load distribution, minimizing stress concentrations and protecting fastened components from damage. By incorporating RoHS and REACH compliance, it meets stringent environmental regulations, making it ideal for global supply chains. This flat washer in the inch system delivers reliable performance, reducing downtime and maintenance in heavy-duty applications where corrosion resistance and dimensional accuracy are paramount.

Specification Summary & Compliance

This flat washer adheres to standard inch measurement tolerances, with an inner diameter of 0.406", outer diameter of 1.5", and thickness range of 0.052-0.072", designed for use with 3/8" screw sizes. It conforms to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring compliance with environmental and safety standards for hazardous substances. Manufactured from 316 stainless steel, it provides consistent performance without a rated hardness, suitable for general industrial applications requiring corrosion resistance and reliability.