S-90407A132 48 mm ID x 75 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 M48 screw compatibility with 48mm inner diameter ensuring perfect fit and optimal load distribution
• Enhanced bearing surface contact with 75mm outer diameter and stepped nut face style for improved stability
• Durable steel construction providing reliable performance in demanding industrial environments
• Standardized dimensions and compliance with DIN 462 specifications for consistent quality and interchangeability
• Environmental regulation compliance meeting RoHS 3 and REACH standards for safe industrial use
• Optimized spring action with 5mm overall height and conical shape delivering consistent locking force

Professional Applications & Engineering Value

This M48 DIN 462 spring lock washer delivers critical vibration-resistant fastening solutions for heavy-duty industrial applications where secure connections are paramount. The conical steel construction and precise metric dimensions (48mm ID, 75mm OD) work in tandem to prevent loosening under cyclic loading conditions commonly encountered in machinery, structural assemblies, and equipment subjected to constant vibration. Engineered specifically for M48 screw applications with stepped bearing nut compatibility per DIN 1804, this washer maintains clamping force through its spring-like action, effectively solving the engineering challenge of joint relaxation in high-vibration environments. The combination of DIN 462 compliance and robust steel material ensures reliable performance in construction, manufacturing, and heavy equipment applications where fastener integrity cannot be compromised.

Specification Summary & Compliance

This spring lock washer features precise metric dimensions including 48mm inner diameter, 75mm outer diameter, 1.2mm thickness, and 5mm overall height with tab dimensions of 8mm width and 2.5mm depth. Manufactured in compliance with DIN 462 standards for dimensional accuracy and performance characteristics. The washer is designed for use with M48 screw sizes and compatible with stepped bearing nuts per DIN 1804. Environmental compliance includes RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance with current SVHC requirements as of January 17, 2023, ensuring regulatory adherence for industrial applications.