S-91434A425 1.25" ID x 2.25" OD ASME B18.21.1 SAE Washers

Key Features & Benefits at a Glance

• Superior corrosion protection with black corrosion-resistant coating extends service life in harsh industrial environments
• Precise dimensional compatibility with 1.25" ID and 2.25" OD ensures perfect fit for 1 1/8" screw applications
• Enhanced load distribution through flat washer design prevents surface damage and maintains joint integrity
• Industry-standard compliance with ASME B18.21.1 guarantees consistent quality and engineering reliability
• Environmental responsibility with RoHS 3 and REACH compliance meets modern manufacturing sustainability requirements
• Robust steel construction provides dependable strength for heavy-duty mechanical applications
• SAE inch system compatibility ensures seamless integration with existing industrial equipment and standards

Professional Applications & Engineering Value

These SAE flat washers deliver critical engineering solutions for industrial applications where corrosion resistance and dimensional precision are paramount. The black corrosion-resistant coated steel construction protects against environmental degradation in manufacturing plants, outdoor equipment, and marine applications. With precise 1.25" ID and 2.25" OD dimensions, these industrial washers provide optimal load distribution for 1 1/8" screw assemblies, preventing surface damage and maintaining bolt tension. The ASME B18.21.1 compliance ensures consistent performance in heavy machinery, structural steel connections, and mechanical systems where reliability cannot be compromised.

Specification Summary & Compliance

Manufactured to ASME B18.21.1 specifications with dimensional tolerances maintained within inch system requirements. Features 1.25" inner diameter, 2.25" outer diameter, and thickness range of 0.108-0.160". These flat washers are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring they meet current regulatory requirements for industrial use while maintaining the mechanical properties necessary for demanding applications.