S-91434A195 0.656" ID x 1.312" OD ASME B18.21.1 SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with black-coated steel construction for extended service life in harsh environments
• Optimal load distribution through precise 1.312" OD design that prevents surface damage and joint loosening
• Perfect fit for 5/8" fasteners with 0.656" ID ensuring secure installation and vibration resistance
• Industry-standard compliance with ASME B18.21.1 specifications for reliable performance in mechanical applications
• Enhanced durability through robust 0.074-0.121" thickness that maintains structural integrity under pressure
• Environmental responsibility with full RoHS 3 and REACH compliance for safe industrial use
• Universal compatibility with inch-system components for seamless integration into existing assemblies

Professional Applications & Engineering Value

This heavy-duty SAE flat washer delivers exceptional engineering value through its black corrosion-resistant coated steel construction, specifically engineered to combat rust and degradation in demanding industrial environments. The precise 0.656" ID and 1.312" OD dimensions ensure perfect alignment with 5/8" fasteners, providing superior load distribution that prevents surface indentation and maintains joint integrity under vibration and thermal cycling. Manufactured to ASME B18.21.1 standards, these flat washers solve critical challenges in machinery assembly, automotive applications, and structural frameworks where corrosion protection and dimensional accuracy are paramount. The combination of robust material properties and exacting specifications makes them ideal for OEM manufacturing, maintenance operations, and heavy equipment applications requiring reliable, long-lasting fastening solutions.

Specification Summary & Compliance

This SAE flat washer features precise dimensional specifications including 0.656" inner diameter, 1.312" outer diameter, and 0.074-0.121" thickness range, engineered for 5/8" screw size applications. The component strictly conforms to ASME B18.21.1 manufacturing standards and dimensional requirements. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and restricted substance adherence, making it suitable for global industrial applications requiring certified components.