S-90474A156 0.938" ID x 1.469" OD ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to the galvanized steel coating, ensuring long-term reliability in harsh industrial environments
• Exceptional load distribution with a 1.469" outer diameter, preventing surface damage and maintaining joint integrity under high stress
• Precision fit for 7/8" screws with a 0.938" inner diameter, ensuring secure fastening and reducing assembly time
• Optimized thickness range (0.080-0.120") provides consistent performance and compensates for minor surface irregularities
• Enhanced mechanical strength from Rockwell B80 hardness, offering excellent resistance to deformation and wear
• Full regulatory compliance with RoHS 3 and REACH standards, guaranteeing safe use in global industrial supply chains
• Durable zinc coating extends service life by providing a protective barrier against moisture and chemical exposure

Professional Applications & Engineering Value

This galvanized steel flat washer delivers critical engineering solutions for industrial applications where corrosion resistance and mechanical reliability are paramount. The zinc-coated surface effectively combats rust and degradation in outdoor, marine, or chemical-exposed environments, significantly reducing maintenance frequency. With its precise 0.938" ID and 1.469" OD, it ensures optimal load distribution for 7/8" screw assemblies, preventing joint loosening and material fatigue in structural frameworks, heavy machinery, and construction projects. The Rockwell B80 hardness provides consistent performance under vibration and dynamic loads, making it ideal for automotive, manufacturing, and infrastructure applications where fastener failure is not an option.

Specification Summary & Compliance

This flat washer meets standard inch dimensional tolerances with inner diameter of 0.938", outer diameter of 1.469", and thickness range of 0.080-0.120". Manufactured from galvanized steel with Rockwell B80 hardness rating, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and unrestricted use in industrial markets.