S-90391A176 4.801" ID x 6.469" OD ANSI/ABMA 8.2 Spring Lock Washers for Slotted Bearing Nuts
Spring Lock Washers for Slotted Bearing Nuts
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Basic Information
Dimension Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
Special Type Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through conical spring design that maintains constant tension under dynamic loads
- Enhanced locking security with external teeth that bite into mating surfaces for reliable fastening
- Optimal load distribution with 6.469" outer diameter providing wide surface coverage
- Precision compatibility with 4.716"-12 screw sizes and chamfered bearing nuts for seamless integration
- Industry-standard reliability backed by ANSI/ABMA 8.2 certification for consistent performance
- Environmental compliance with RoHS 3 and REACH regulations for global industrial applications
- Durable steel construction ensuring long service life in demanding operating conditions
Professional Applications & Engineering Value
This spring lock washer delivers critical vibration-dampening performance for heavy machinery, construction equipment, and industrial assembly applications where constant tension maintenance is essential. The conical shape and external tooth configuration work synergistically to prevent fastener loosening under extreme vibration and thermal cycling conditions. Engineered from high-quality steel material, this ANSI/ABMA 8.2 compliant component solves common assembly failures by providing reliable locking performance that maintains joint integrity. The chamfered bearing nut compatibility ensures easy installation while the generous 6.469" OD distributes clamping forces effectively across larger surface areas, making it ideal for structural applications requiring sustained bolt preload.
Specification Summary & Compliance
This spring lock washer features precise dimensional specifications including 4.801" inner diameter, 6.469" outer diameter, and 0.4" overall height with external tooth positioning. Manufactured to ANSI/ABMA 8.2 standards for consistent quality and performance. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant (including 233 SVHC as of 01/17/2023), meeting international environmental regulations for industrial components.
