S-90126A013 0.25" ID x 0.562" OD ASME B18.21.1 SAE Washers
SAE Washers
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
- Precision dimensional accuracy ensures perfect fit and load distribution for No. 12 screw applications
- Enhanced surface protection prevents galling and seizing during installation and maintenance
- Reliable load distribution with 0.051-0.080" thickness range to prevent surface damage and maintain joint integrity
- Industry-standard compliance with ASME B18.21.1 ensures consistent quality and interchangeability
- Environmental responsibility with full RoHS 3 and REACH compliance for global manufacturing applications
- Optimal size combination of 0.25" ID and 0.562" OD provides balanced bearing surface for various assembly requirements
Professional Applications & Engineering Value
These SAE flat washers manufactured from zinc-plated steel deliver exceptional engineering value across industrial applications. The precise 0.25" inner diameter and 0.562" outer diameter combination, coupled with controlled thickness variation (0.051-0.080"), ensures optimal load distribution while preventing surface damage to connected components. The zinc plating provides sacrificial corrosion protection, making these flat washers ideal for automotive assemblies, machinery manufacturing, and electrical enclosures where environmental exposure is a concern. Engineered specifically for No. 12 screw applications, these washers solve common assembly challenges including joint loosening, material deformation, and corrosion-induced failure, delivering long-term reliability in demanding industrial environments.
Specification Summary & Compliance
This SAE flat washer features precise dimensional specifications including 0.25" inner diameter, 0.562" outer diameter, and thickness range of 0.051-0.080". Manufactured in compliance with ASME B18.21.1 standards for dimensional consistency and performance reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and suitability for global industrial applications.
