S-90464A280 3.177" ID x 4.375" 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
• Enhanced locking performance through external tooth design that prevents nut loosening under vibration
• Optimal spring action from conical shape design providing consistent tension and load distribution
• Precision compatibility with 3.137"-12 screw sizes and chamfered bearing nut faces for perfect fit
• Industry-standard compliance meeting ANSI/ABMA 8.2 specifications for reliable bearing applications
• Environmental responsibility with RoHS 3 and REACH compliance for restricted substance control
• Dimensional accuracy with precise 3.177" ID and 4.375" OD measurements for consistent performance

Professional Applications & Engineering Value

This stainless steel spring lock washer delivers exceptional engineering value in demanding industrial applications where vibration resistance and corrosion protection are critical. The conical shape and external tooth design work synergistically to maintain constant tension and prevent rotational loosening in bearing nut assemblies, particularly those requiring ANSI/ABMA 8.2 standards. The chamfered face compatibility ensures smooth installation while the stainless steel material provides long-term durability in corrosive environments. These spring lock washers are engineered to solve common industrial challenges of fastener failure, making them ideal for heavy machinery, automotive systems, and precision equipment where reliability is non-negotiable.

Specification Summary & Compliance

This spring lock washer features precise dimensional specifications including 3.177" ID, 4.375" OD, and 0.267" overall height with inch system measurements. Manufactured to meet ANSI/ABMA 8.2 specifications for bearing nut applications, the washer ensures proper fit and function. The product maintains compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental responsibility and restricted substance control. The external tooth location and conical shape provide consistent performance in industrial fastening systems requiring reliable vibration resistance.