S-90231A120 0.344" ID x 0.688" OD SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from brass material, ideal for humid or chemically aggressive environments without rusting.
• Reliable load distribution with precise 0.688" OD and 0.344" ID, protecting surfaces and preventing fastener loosening.
• SAE standard compliance ensures consistent fit and performance with 5/16" screws in inch-based assemblies.
• Durable brass construction provides excellent conductivity and non-magnetic properties for specialized electrical applications.
• REACH compliance guarantees adherence to strict environmental and safety regulations for industrial use.
• Versatile thickness range (0.051-0.080") accommodates slight variations while maintaining secure fastening.
• Easy installation with standard 5/16" screw compatibility, reducing assembly time and improving efficiency.

Professional Applications & Engineering Value

This brass SAE flat washer is engineered to address common industrial challenges like galvanic corrosion and electrical interference. Its corrosion-resistant brass material prevents degradation in marine, plumbing, or outdoor settings, while the SAE flat washer design ensures uniform pressure distribution under 5/16" fasteners. The precise 0.344" ID and 0.688" OD minimize wear on connected surfaces, extending equipment life. Ideal for electrical panels, HVAC systems, and machinery where non-magnetic, conductive properties are critical, this washer maintains integrity in high-vibration environments, reducing maintenance costs and downtime.

Specification Summary & Compliance

This washer meets SAE standards for inch-system applications, with an internal diameter of 0.344", external diameter of 0.688", and thickness ranging from 0.051" to 0.080". It is designed for use with 5/16" screw sizes and complies with REACH (EC 1907/2006) regulations as of June 14, 2023, covering 235 SVHCs, ensuring environmental and health safety in industrial supply chains.