S-90391A134 105 mm ID x 145 mm OD DIN 5406 Spring Lock Washers for Slotted Bearing Nuts

Key Features & Benefits at a Glance

• Superior vibration resistance through conical spring design that maintains constant tension under dynamic loads
• Maximum grip and anti-loosening protection with strategically positioned external teeth that bite into mating surfaces
• Precision compatibility with M105 screw sizes and DIN 981 chamfered bearing nuts for seamless integration
• Durable steel construction ensures long-lasting performance in demanding industrial environments
• Reliable dimensional accuracy with 105mm ID and 145mm OD maintaining consistent fit and function
• Regulatory compliance assurance meeting both RoHS 3 and REACH environmental standards
• Optimized load distribution through 1.75mm thickness and 6mm overall height design

Professional Applications & Engineering Value

This M105 Spring Lock Washer engineered to DIN 5406 standards addresses critical vibration-induced loosening challenges in heavy machinery, automotive assemblies, and industrial equipment. The conical spring shape with external teeth creates continuous spring force that compensates for settlement and wear, while the teeth provide positive locking action that prevents rotational movement. Manufactured from high-quality steel, this metric washer maintains its spring properties under extreme conditions, ensuring reliable performance in applications where vibration resistance is paramount. The precise 105mm internal diameter and 145mm outer diameter guarantee perfect alignment with M105 fasteners and DIN 981 bearing nuts, making it ideal for high-stress industrial fastening systems requiring dependable, long-term security.

Specification Summary & Compliance

This spring lock washer conforms to DIN 5406 specifications with precise dimensional tolerances including 105mm ID, 145mm OD, 1.750mm thickness, and 6mm overall height. The external tooth configuration and conical shape provide optimal locking performance compatible with M105 screw sizes and DIN 981 chamfered bearing nuts. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and workplace safety standards are met for industrial applications worldwide.