S-90407A127 38 mm ID x 58 mm OD DIN 462 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
• Precise metric sizing with 38mm ID and 58mm OD ensures perfect fit for M38 screw applications
• Enhanced load distribution with stepped bearing nut face style that minimizes surface damage
• Reliable spring action with 1.2mm thickness and 5mm overall height for consistent locking performance
• Optimized tab design featuring 8mm width and 2.5mm depth for secure installation and anti-rotation
• Industrial-grade steel construction provides excellent durability and corrosion resistance
• Full regulatory compliance meeting DIN 462 and DIN 1804 standards for quality assurance

Professional Applications & Engineering Value

This M38 spring lock washer delivers exceptional engineering value in demanding industrial environments where vibration-induced loosening compromises safety and performance. The steel conical design creates continuous spring tension that counteracts rotational forces, making it ideal for heavy machinery, automotive assemblies, and structural applications. The stepped bearing nut face style prevents embedding and distributes clamping force evenly, protecting softer materials from deformation. Manufactured to DIN 462 specifications with precise metric dimensions, this vibration resistant washer ensures reliable fastening in high-stress conditions while the 8mm tab width provides positive engagement during installation. The combination of conical spring action and standardized dimensions makes this washer particularly valuable for maintenance operations and OEM applications requiring consistent, repeatable performance.

Specification Summary & Compliance

This spring lock washer features precise metric dimensions with 38mm inner diameter, 58mm outer diameter, and 1.2mm thickness, manufactured to DIN 462 standards for dimensional accuracy and performance reliability. The washer is engineered for compatibility with M38 screw sizes and features a stepped bearing nut face style conforming to DIN 1804 specifications. The product maintains full regulatory compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring safe use across industrial applications while meeting international fastener quality requirements.