S-90470A110 0.188" ID x 0.438" 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 from titanium construction, ideal for harsh industrial and marine environments where rust compromises performance.
- Excellent strength-to-weight ratio ensures reliable load distribution without adding unnecessary bulk to your assembly.
- Precise dimensional fit with 0.188" ID and 0.438" OD, designed specifically for No. 8 screws to prevent loosening and misalignment.
- ASME B18.21.1 compliance guarantees consistent quality, interchangeability, and adherence to established engineering standards.
- Long-term durability in demanding applications, resisting wear and degradation for extended service life.
- Environmental regulation compliance with RoHS 3 and REACH, ensuring safe use in global markets and sensitive industries.
- Broad industrial compatibility as an SAE flat washer, suitable for various machinery, automotive, and aerospace fastening needs.
Professional Applications & Engineering Value
This Titanium SAE flat washer addresses critical engineering challenges in corrosive and high-stress environments. Its titanium material offers exceptional resistance to saltwater, chemicals, and extreme temperatures, preventing fastener failure in aerospace, marine, and chemical processing equipment. The flat washer design with precise inner and outer diameters (0.188" ID x 0.438" OD) ensures even pressure distribution for No. 8 screw applications, reducing surface damage and maintaining joint integrity. By complying with ASME B18.21.1, it delivers reliable performance in assemblies requiring consistent dimensional accuracy, helping engineers minimize maintenance and downtime in industrial fastening systems.
Specification Summary & Compliance
This washer meets ASME B18.21.1 specifications for dimensional standards, ensuring precise fit with a 0.188" inner diameter, 0.438" outer diameter, and thickness range of 0.036-0.065". It is manufactured from titanium and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting use in environmentally conscious and regulated industries. The inch system measurement provides compatibility with standard SAE flat washer applications for No. 8 screw sizes.
