S-92217A704 1.875" ID x 3.25" OD ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Exceptional load distribution with a large 3.25" outer diameter, minimizing surface pressure and preventing material damage.
• Precision fit and alignment with a 1.875" inner diameter, ensuring secure fastening for 1 3/4" screw sizes.
• Enhanced durability and deformation resistance due to a Rockwell B68 hardness rating, maintaining performance under high stress.
• Consistent thickness (0.118-0.152") for reliable performance and predictable clamping force in repetitive assembly operations.
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safety and suitability for global supply chains.
• Broad compatibility with inch-system fasteners, making it a versatile component for various North American industrial standards.

Professional Applications & Engineering Value

This 18-8 stainless steel flat washer is engineered to address common failure points in industrial fastening, such as corrosion-induced degradation and joint loosening under vibration. Its corrosion-resistant properties make it indispensable in chemical processing, marine, and food-grade equipment, where exposure to moisture and aggressive substances is a constant challenge. The precise 1.875" ID and 3.25" OD provide optimal load distribution, protecting sensitive surfaces and maintaining bolt preload in heavy-duty washers applications like structural steelwork and machinery assembly. By combining material integrity with dimensional accuracy, this washer extends equipment lifespan and reduces maintenance frequency, delivering long-term engineering value for demanding industrial applications.

Specification Summary & Compliance

This flat washer conforms to standard inch-system dimensional tolerances, with an inner diameter of 1.875", outer diameter of 3.25", and thickness ranging from 0.118" to 0.152". It is manufactured from 18-8 Stainless Steel with a Rockwell B68 hardness to ensure mechanical strength. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its adherence to stringent environmental and safety standards for industrial components.