S-91434A175 0.531" ID x 1.062" 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 protection with black-coated steel construction for extended service life in harsh environments
- Precise dimensional fit with 0.531" ID and 1.062" OD ensuring perfect alignment with 1/2" fasteners
- Enhanced load distribution through optimal thickness range (0.074-0.121") preventing surface damage
- Industry-standard compliance with ASME B18.21.1 specifications guaranteeing interchangeability
- Environmental responsibility through RoHS 3 and REACH compliance for sustainable operations
- Robust mechanical performance from corrosion-resistant steel construction maintaining integrity under stress
- Universal compatibility with SAE inch system components for seamless integration
Professional Applications & Engineering Value
This SAE flat washer delivers exceptional engineering value through its black corrosion-resistant coated steel construction, specifically engineered to combat degradation in demanding industrial environments. The precisely controlled dimensions (0.531" ID, 1.062" OD) ensure perfect fitment with 1/2" fasteners, eliminating misalignment issues while providing optimal load distribution across mating surfaces. For mechanical engineers and procurement specialists, this ASME B18.21.1 compliant washer solves critical challenges in assembly durability by preventing galvanic corrosion, reducing maintenance frequency, and maintaining clamping force integrity in automotive, construction, and heavy equipment applications where inch system components prevail.
Specification Summary & Compliance
Manufactured to ASME B18.21.1 dimensional standards with inner diameter of 0.531", outer diameter of 1.062", and thickness ranging 0.074-0.121" for consistent performance. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring restricted substance-free manufacturing. Designed specifically for 1/2" screw size applications within the SAE inch measurement system.
