S-90464A270 2.973" ID x 4.109" OD ANSI/ABMA 8.2 Spring Lock Washers for Slotted Bearing Nuts

Key Features & Benefits at a Glance

• Superior vibration resistance through external tooth design that bites into mating surfaces, preventing loosening under dynamic loads
• Exceptional corrosion resistance with stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Optimized load distribution with conical spring shape that maintains consistent pressure across the bearing surface
• Easy installation and compatibility with chamfered bearing nut face style for smooth assembly and reduced installation time
• Precision dimensional accuracy with 2.973" ID and 4.109" OD ensuring perfect fit for 2.933"-12 screw applications
• Regulatory compliance assurance meeting ANSI/ABMA 8.2 standards for reliable performance in demanding applications
• Environmental responsibility with RoHS 3 and REACH compliance, safe for various industrial sectors

Professional Applications & Engineering Value

This stainless steel spring lock washer delivers critical vibration resistance in heavy machinery, automotive assemblies, and industrial equipment where constant motion threatens fastener integrity. The external tooth configuration provides maximum bite into mating surfaces, creating a mechanical lock that outperforms standard flat washers in high-vibration environments. Engineered with precise 2.973" ID and 4.109" OD dimensions, it ensures perfect compatibility with 2.933"-12 screw sizes while the conical spring shape maintains constant spring pressure that compensates for material relaxation and thermal cycling. The chamfered bearing nut face style facilitates quick installation in tight spaces, reducing assembly time and labor costs in production environments.

Specification Summary & Compliance

This spring lock washer features inch system dimensions with 2.973" internal diameter, 4.109" outer diameter, and 0.077" thickness. Manufactured to ANSI/ABMA 8.2 specifications with external tooth location and conical shape design. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial applications while meeting international quality standards for precision industrial washers.