S-95221A130 19 mm ID x 42 mm OD DIN 6796 Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance through conical spring design that maintains constant tension under dynamic loads
• Enhanced corrosion protection with zinc-plated steel construction for extended service life in industrial environments
• Precise M18 screw compatibility with 19mm ID ensuring perfect fit and optimal load distribution
• Reliable spring action with 42mm OD providing maximum contact surface for secure fastening
• Standardized performance compliant with DIN 6796 specifications for consistent quality and interchangeability
• Environmental compliance meeting RoHS 3 and REACH requirements for safe industrial use
• Optimal height-to-thickness ratio (5.8mm height, 4.5mm thickness) delivering balanced spring force and space efficiency

Professional Applications & Engineering Value

This zinc-plated steel spring lock washer delivers critical engineering solutions for vibration-prone applications where maintaining bolt preload is essential. The conical shape provides continuous spring tension that compensates for material relaxation and thermal cycling, preventing joint failure in heavy machinery, automotive assemblies, and industrial equipment. Manufactured to DIN 6796 standards, this metric spring lock washer ensures precise dimensional accuracy for M18 fasteners, while the zinc plating offers sacrificial corrosion protection in demanding environments. The combination of spring tension and vibration resistance makes it ideal for applications where safety and reliability cannot be compromised.

Specification Summary & Compliance

This spring lock washer features precise metric dimensions with 19mm internal diameter, 42mm outer diameter, and 4.5mm thickness. Manufactured in compliance with DIN 6796 specifications for dimensional accuracy and performance requirements. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) environmental standards, ensuring safe use in industrial applications worldwide. The zinc-plated steel construction provides both corrosion resistance and reliable spring performance in various operating conditions.