S-90126A039 1.25" ID x 2.25" OD ASME B18.21.1 SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with zinc-plated steel construction for extended service life in harsh industrial environments
• Optimal load distribution through precise 1.25" ID and 2.25" OD dimensions that perfectly fit 1 1/8" screws
• Enhanced mechanical stability with thickness ranging from 0.108" to 0.160" for reliable performance under pressure
• Guanteed dimensional accuracy through strict compliance with ASME B18.21.1 engineering standards
• Environmental compliance assurance with RoHS 3 and REACH certifications for global manufacturing applications
• Versatile industrial compatibility with SAE inch measurement system for seamless integration into existing assemblies
• Cost-effective maintenance solution through durable steel construction that reduces replacement frequency

Professional Applications & Engineering Value

These zinc-plated steel flat washers deliver exceptional engineering value in demanding industrial settings where corrosion resistance and dimensional precision are critical. The SAE flat washer design, manufactured to ASME B18.21.1 specifications, provides reliable performance in machinery assembly, structural frameworks, and heavy equipment applications. The zinc plating creates a protective barrier against moisture and chemical exposure, significantly extending component life while maintaining electrical conductivity. With precise 1.25" ID and 2.25" OD dimensions engineered for 1 1/8" screw sizes, these washers ensure perfect fitment and optimal load distribution, preventing joint loosening and surface damage in high-vibration environments common to manufacturing, construction, and automotive industries.

Specification Summary & Compliance

Manufactured to ASME B18.21.1 standards with precise dimensional tolerances, these SAE flat washers feature a 1.25" inner diameter, 2.25" outer diameter, and thickness ranging from 0.108" to 0.160". Constructed from zinc-plated steel using the inch measurement system, these washers are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making them suitable for global industrial applications requiring strict material compliance and dimensional precision for 1 1/8" screw sizes.