S-93925A270 6.4 mm ID x 11 mm OD DIN 6797 Internal-Tooth Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with internal teeth that bite into mating surfaces to prevent loosening under dynamic loads
• Excellent corrosion resistance provided by 18-8 stainless steel construction for long-term reliability in harsh environments
• Precision dimensional compatibility with 6.4mm ID and 11mm OD ensuring perfect fit for M6 fasteners
• Industry-standard compliance with DIN 6797 specifications for consistent performance and interchangeability
• Environmental regulation adherence through RoHS 3 and REACH compliance for safe use in regulated industries
• Optimized material thickness (0.6-0.8mm) providing reliable spring action without compromising installation space
• Internal tooth configuration that protects mating surfaces while maintaining secure locking performance

Professional Applications & Engineering Value

This M6 internal tooth lock washer delivers critical vibration-resistant fastening solutions for demanding industrial applications. Manufactured from 18-8 stainless steel, it provides exceptional corrosion resistance in environments exposed to moisture, chemicals, and temperature variations. The internal tooth design according to DIN 6797 standards ensures positive locking action by biting into both the fastener and workpiece surfaces, effectively preventing rotational loosening caused by vibration or thermal cycling. These precision metric lock washers are particularly valuable in machinery assembly, automotive components, electrical enclosures, and precision equipment where reliable vibration resistance is essential for operational safety and reduced maintenance requirements. The combination of material durability and engineered tooth configuration addresses common failure points in dynamic fastening systems.

Specification Summary & Compliance

This precision washer features 6.4mm internal diameter and 11mm outer diameter with thickness ranging 0.6-0.8mm, specifically designed for M6 fastener applications. Manufactured in compliance with DIN 6797 standards for dimensional accuracy and performance requirements. The product meets RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) regulations regarding substance restrictions, ensuring environmental responsibility and workplace safety. Constructed from 18-8 stainless steel for consistent material properties and corrosion resistance across industrial applications.