S-92844A169 1.188" ID x 3.25" OD ASME B18.21.1 ASME Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments due to 316 stainless steel construction, ideal for chemical processing and marine applications.
• Exceptional load distribution with a large 3.25" outer diameter, minimizing surface pressure and preventing joint loosening.
• Precise fit for 1 1/8" screws with a 1.188" inner diameter, ensuring secure fastening and reducing installation errors.
• Durable and reliable performance with a thickness range of 0.146-0.174", providing consistent spacing and vibration resistance.
• Guaranteed dimensional accuracy through compliance with ASME B18.21.1 standards, ensuring interchangeability and quality.
• Environmentally safe and compliant with RoHS 3 and REACH regulations, meeting global environmental and safety requirements.
• Long-term cost efficiency by reducing maintenance and replacement needs in demanding industrial settings.

Professional Applications & Engineering Value

These 316 stainless steel flat washers are engineered to address critical challenges in corrosive and high-stress environments. The inch-system design, featuring precise dimensions like the 1.188" ID and 3.25" OD, ensures optimal load distribution, which helps prevent fastener failure and surface damage in heavy-duty assemblies. Made from 316 stainless steel, they offer enhanced resistance to chemicals, saltwater, and extreme temperatures, making them ideal for applications in marine equipment, chemical plants, and food processing machinery. By complying with ASME B18.21.1, these washers provide reliable performance in structural and mechanical systems, reducing downtime and maintenance costs for industrial operations.

Specification Summary & Compliance

This flat washer meets dimensional standards per ASME B18.21.1, with an inner diameter of 1.188", outer diameter of 3.25", and thickness ranging from 0.146" to 0.174", designed for use with 1 1/8" screw sizes. It is manufactured from 316 stainless steel and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity for industrial applications.