S-93497A320 21 mm ID x 45 mm OD DIN 6796 Heavy-Vibration-Resistant Spring Lock Washers
Heavy-Vibration-Resistant Spring Lock Washers
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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 with conical spring design to prevent fastener loosening under dynamic loads
- Precise M20 screw compatibility with 21mm inner diameter ensuring perfect fit and consistent clamping force
- Exceptional durability thanks to steel construction with Rockwell C42 hardness for long service life
- Reliable performance guaranteed by strict DIN 6796 standard compliance for industrial applications
- Environmental compliance with RoHS 3 and REACH regulations for safe use in regulated industries
- Optimal spring action from 45mm outer diameter and 6.4mm overall height design for effective tension maintenance
- Consistent thickness control at 5.0mm for uniform load distribution and predictable performance
Professional Applications & Engineering Value
This M20 spring lock washer delivers critical vibration damping in demanding industrial environments where fastener security is paramount. The conical spring lock washer design creates constant tension that counters rotational forces, preventing dangerous loosening in machinery, automotive assemblies, and heavy equipment. Manufactured from high-grade steel with Rockwell C42 hardness, this DIN 6796 compliant component maintains its spring properties under repeated loading cycles. The precise 21mm ID ensures perfect alignment with M20 screws, while the 45mm OD provides optimal bearing surface. This metric conical washer solves common industrial challenges of maintenance reduction and safety compliance in vibration-prone applications.
Specification Summary & Compliance
This spring lock washer features precise dimensional specifications with 21mm inner diameter, 45mm outer diameter, and 5.0mm thickness. Manufactured to DIN 6796 standards with Rockwell C42 hardness for consistent performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting environmental safety requirements for industrial applications worldwide.
