S-90313A118 0.531" ID x 2" OD Oversized Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel, ideal for harsh environments and extending service life.
• Precise dimensional fit with 0.531" ID and 2" OD, ensuring secure seating and load distribution for 1/2" screws.
• Durable construction with a thickness range of 0.055-0.069", providing reliable performance under pressure.
• Compliance with environmental standards, including RoHS 3 and REACH, for safe and sustainable industrial use.
• Versatile inch system compatibility, making it easy to integrate into existing North American machinery and assemblies.
• Cost-effective maintenance due to long-lasting material properties, reducing replacement frequency and downtime.

Professional Applications & Engineering Value

This flat washer made from 18-8 stainless steel is engineered to address common industrial challenges such as corrosion, vibration loosening, and load stress in demanding applications. Its precise 0.531" ID and 2" OD ensure a snug fit for 1/2" screw size fasteners, distributing loads evenly to prevent surface damage and bolt failure. Commonly used in machinery assembly, construction, and marine environments, the washer's corrosion-resistant properties and robust design provide long-term reliability, reducing maintenance costs and enhancing safety in industrial washers applications. This makes it a trusted component for engineers seeking durability and compliance in critical setups.

Specification Summary & Compliance

This flat washer adheres to standard inch system measurements with an ID of 0.531", OD of 2", and thickness ranging from 0.055" to 0.069", designed for use with 1/2" screws. It conforms to industry manufacturing practices for dimensional accuracy and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets strict environmental and safety standards for industrial components.