S-90391A124 60 mm ID x 86 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
• Reliable locking performance with external teeth that bite into mating surfaces to prevent loosening
• Precision compatibility with M60 screws and chamfered bearing nuts for seamless industrial assembly
• Durable steel construction ensures long-term performance in demanding mechanical applications
• Standardized dimensions conforming to DIN 5406 and DIN 981 for consistent quality and interchangeability
• Environmental compliance meeting RoHS 3 and REACH regulations for safe global usage
• Optimized load distribution with 60mm ID and 86mm OD providing stable bearing surface contact

Professional Applications & Engineering Value

This M60 metric spring lock washer delivers critical vibration resistance in heavy-duty mechanical systems where constant motion and dynamic loads threaten fastener integrity. The external tooth design provides immediate biting action into chamfered nut surfaces, creating positive locking that prevents rotational loosening under extreme conditions. Manufactured from high-quality steel with precise conical spring shape, this washer maintains consistent spring tension that compensates for material settlement and thermal expansion. Particularly valuable in industrial machinery, bearing assemblies, and structural applications, this DIN-compliant component ensures reliable performance in manufacturing equipment, automotive systems, and construction machinery where vibration-induced failure is a primary concern.

Specification Summary & Compliance

This spring lock washer features precise metric dimensions with 60mm internal diameter, 86mm outer diameter, and 4.5mm overall height. Manufactured to DIN 5406 and DIN 981 standards, ensuring dimensional accuracy and performance reliability. The component is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, making it suitable for global industrial applications. Designed specifically for use with M60 fasteners and chamfered bearing nuts, this external tooth washer provides consistent locking performance across various mechanical assemblies.