S-91525A323 0.25" ID x 0.75" OD Oversized Washers
Oversized 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 316 stainless steel construction, ideal for harsh chemical and marine environments
- Enhanced load distribution with precise 1/4" ID and 3/4" OD dimensions, preventing surface damage and joint loosening
- Exceptional durability backed by Rockwell B68 hardness, maintaining structural integrity under repeated stress
- Reliable fit for No. 12 screws, ensuring secure fastening and reduced assembly time in industrial applications
- Consistent performance with thickness tolerance of 0.060-0.090", providing uniform pressure across mating surfaces
- Environmental compliance meeting RoHS 3 and REACH standards, safe for regulated industries and global supply chains
- Long-term cost efficiency due to high material quality, minimizing replacement needs in demanding conditions
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these 316 stainless steel flat washers deliver critical protection against corrosion, stress, and chemical exposure. The high-grade material and precise inch-system dimensions (1/4" ID x 3/4" OD) ensure optimal load distribution, preventing fastener failure and surface indentation in assemblies using No. 12 screws. Ideal for marine equipment, chemical processing plants, and outdoor structures, these washers solve common issues like galvanic corrosion and premature wear. Their Rockwell B68 hardness provides reliable performance in high-vibration applications, reducing maintenance cycles and enhancing the longevity of industrial fastening systems.
Specification Summary & Compliance
This flat washer adheres to inch-system standards with an inner diameter of 0.25", outer diameter of 0.75", and thickness range of 0.060-0.090". Manufactured from 316 stainless steel with a hardness of Rockwell B68, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability for global engineering projects.
