S-90464A220 1.992" ID x 2.922" OD ANSI/ABMA 8.2 Spring Lock Washers for Slotted Bearing Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with stainless steel construction, ideal for harsh industrial environments and extended service life.
• Reliable spring tension and vibration resistance from the conical shape and external tooth design, preventing fastener loosening.
• Precise fit and secure seating ensured by the chamfered bearing nut face, compatible with ANSI/ABMA 8.2 standard nuts.
• Durable performance in inch-system applications with exact 2.922" OD and 1.992" ID dimensions for consistent assembly.
• Enhanced safety and compliance by meeting RoHS 3 and REACH environmental regulations for global industrial use.
• Optimized for heavy-duty fastening with a robust 0.063" thickness, providing strong load distribution.
• Easy installation and removal due to the external tooth location, improving maintenance efficiency.

Professional Applications & Engineering Value

This stainless steel spring lock washer is engineered to solve critical vibration-induced loosening in demanding industrial applications. Its conical shape and external teeth create a continuous spring force that compensates for thermal expansion, settlement, and dynamic loads, maintaining clamp force where standard washers fail. The chamfered bearing nut face ensures smooth alignment with ANSI/ABMA 8.2 compatible nuts, reducing installation time and preventing galling. Made from corrosion-resistant stainless steel, it excels in machinery, automotive, and construction assemblies exposed to moisture or chemicals, delivering long-term reliability and reducing maintenance cycles for B2B operations focused on uptime and safety.

Specification Summary & Compliance

This washer conforms to ANSI/ABMA 8.2 specifications, with precise inch-system dimensions: 2.922" OD, 1.992" ID, and 0.063" thickness. It features a conical spring lock washer shape with external tooth location and is designed for a screw size of 1.967"-18. The product is fully RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring adherence to international environmental and safety standards for industrial components.