S-91525A144 0.406" ID x 3" OD Oversized Washers

Key Features & Benefits at a Glance

• Maximum corrosion resistance in harsh environments due to premium 316 stainless steel construction
• Exceptional load distribution across a wide surface with the large 3" outer diameter
• Precise fit for 3/8" fasteners ensured by the 0.406" inner diameter for secure assembly
• Versatile application compatibility with a thickness range of 0.051-0.080" to accommodate various spacing needs
• Long-term environmental compliance with RoHS 3 and REACH regulations for safe, sustainable use
• Superior chemical resistance ideal for marine, chemical processing, and food industry applications
• Durable, maintenance-free performance reducing replacement frequency and total cost of ownership

Professional Applications & Engineering Value

This 316 stainless steel flat washer is engineered to solve critical challenges in demanding industrial settings. Its high molybdenum content provides enhanced corrosion resistance against chlorides and acidic environments, making it ideal for marine equipment, chemical processing plants, and offshore structures. The large 3" OD effectively distributes clamping force, preventing surface damage and joint loosening under vibration. With precise 0.406" ID matching standard 3/8" fasteners, it ensures proper alignment and load transfer in inch system assemblies. The controlled thickness range accommodates minor dimensional variations while maintaining consistent performance in heavy-duty bolted connections.

Specification Summary & Compliance

This flat washer features inch system dimensions with 0.406" inner diameter, 3" outer diameter, and 0.051-0.080" thickness range. Manufactured from 316 stainless steel for optimal performance in corrosive environments. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory adherence for industrial applications worldwide.