S-90107A107 0.812" ID x 1.75" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance for extended service life in harsh environments, thanks to 316 stainless steel construction
• Precise dimensional fit with a 0.812" inner diameter designed specifically for 3/4" screw size, ensuring secure fastening and load distribution
• Enhanced load-bearing surface provided by the large 1.75" outer diameter, which helps prevent surface damage and embedment
• Reliable thickness tolerance (0.099-0.120") for consistent performance and predictable clamping force in assembly applications
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safety and suitability for global industrial supply chains
• Durable material performance offering excellent resistance to chemicals and atmospheric conditions, reducing maintenance and replacement frequency

Professional Applications & Engineering Value

This 316 stainless steel flat washer is engineered to address critical challenges in demanding industrial settings where corrosion and chemical exposure are common. The high-corrosion-resistant properties of 316 stainless steel make it ideal for applications in marine, chemical processing, and food industry equipment, where fastener failure can lead to costly downtime. The precise 0.812" ID and 1.75" OD dimensions ensure optimal load distribution for 3/4" screw fasteners, reducing stress concentrations and preventing joint loosening under vibration or thermal cycling. Its robust design supports heavy-duty assemblies, providing long-term reliability and reducing the total cost of ownership for B2B clients in infrastructure, machinery, and OEM manufacturing.

Specification Summary & Compliance

This flat washer conforms to standard inch system measurements with an inner diameter of 0.812", outer diameter of 1.75", and thickness ranging from 0.099" to 0.120". It is manufactured from 316 stainless steel and is designed for use with 3/4" screw size applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial components.