S-90313A249 0.141" ID x 0.75" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 Stainless Steel material, ideal for harsh environments and extending component lifespan.
• Precise fit for No. 5 screws with a 0.141" inner diameter, ensuring secure fastening and preventing loosening.
• Optimal load distribution due to the 0.75" outer diameter, which helps protect surfaces and reduce stress on assemblies.
• Consistent performance guaranteed by a controlled thickness range of 0.039-0.052", providing reliable spacing and vibration dampening.
• Compliance with strict environmental regulations, being RoHS 3 and REACH compliant for safe use in regulated industries.
• Durable and long-lasting construction, maintaining integrity under various industrial conditions without significant wear.
• Versatile inch system compatibility, making them easy to integrate into existing imperial measurement-based designs and inventories.

Professional Applications & Engineering Value

These 18-8 Stainless Steel flat washers are engineered to address common industrial challenges such as corrosion-induced failure and improper load distribution. The stainless steel material offers excellent resistance to rust and chemicals, making them suitable for applications in marine, chemical processing, and outdoor equipment where moisture exposure is high. With a precise 0.141" ID tailored for No. 5 screws, they ensure a snug fit that minimizes play and enhances joint integrity in assemblies like machinery, electronics, and automotive components. The flat washer design evenly disperses pressure, preventing surface damage and bolt head embedding, which is critical for maintaining the longevity of fastened structures in demanding industrial environments.

Specification Summary & Compliance

This flat washer adheres to standard inch measurements with an inner diameter of 0.141", outer diameter of 0.75", and thickness ranging from 0.039" to 0.052", ensuring dimensional accuracy for reliable performance. It is designed for use with No. 5 screw sizes and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for industrial applications.