S-97099A106 8.4 mm ID x 15 mm OD DIN 137A Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with curved spring design to maintain tight, reliable fastening under dynamic loads
• Excellent corrosion resistance from 18-8 stainless steel construction, ideal for harsh or humid industrial environments
• Precise DIN 137A compliance ensures dimensional accuracy and interchangeability in metric assembly systems
• Optimized for M8 screw sizes with 8.4mm ID and 15mm OD for perfect fit and consistent performance
• Enhanced durability with 0.5mm thickness and 3.4mm overall height, providing resilient spring action without bulk
• Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
• Cost-effective maintenance by reducing loosening and retightening needs in vibrating equipment

Professional Applications & Engineering Value

This M8 spring lock washer delivers critical vibration-dampening performance in demanding mechanical assemblies. Engineered from 18-8 stainless steel, it combats corrosion in chemical processing, marine, and food-grade equipment while maintaining spring tension. The curved shape applies continuous axial force, compensating for material relaxation and thermal expansion—solving common loosening issues in motors, pumps, and conveyor systems. Its DIN 137A standardization guarantees precise 8.4mm ID/15mm OD dimensions, preventing misalignment in metric fastening applications. This washer extends service life in automotive, machinery, and electrical enclosures where vibration resistance is non-negotiable.

Specification Summary & Compliance

Manufactured to DIN 137A standards with metric dimensions: 8.4mm ID, 15mm OD, 0.5mm thickness, and 3.4mm overall height. Constructed from 18-8 stainless steel with curved spring lock washer shape. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability.