S-91235A411 10.2 mm ID x 20.7 mm OD Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance maintains secure connections in high-motion environments
• Corrosion-resistant 18-8 stainless steel construction ensures long-term reliability in harsh conditions
• Precision 10.2mm ID/20.7mm OD dimensions provide perfect fit for M10 screw applications
• Rockwell C38 hardness rating delivers exceptional durability and spring performance
• Compact 2.3mm overall height allows for space-efficient assembly designs
• Full RoHS 3 and REACH compliance meets stringent international environmental standards
• Optimized 1.5mm thickness ensures consistent spring tension and locking force

Professional Applications & Engineering Value

Engineered for demanding industrial environments, this M10 spring lock washer solves critical vibration-induced loosening issues in machinery, automotive, and electrical assemblies. The 18-8 stainless steel composition provides exceptional corrosion resistance, making it ideal for outdoor applications or humid conditions where carbon steel washers would fail. The precise 10.2mm internal diameter ensures perfect alignment with M10 screws, while the 20.7mm outer diameter distributes clamping force effectively. The spring design maintains constant tension, compensating for material settlement and thermal expansion, significantly reducing maintenance frequency and preventing costly equipment downtime in vibration-resistant fastening systems.

Specification Summary & Compliance

This precision spring lock washer features exact dimensional specifications (10.2mm ID × 20.7mm OD × 1.5mm thickness) with Rockwell C38 hardness ensuring consistent spring performance. Manufactured to industry standards for M10 screw applications, the washer is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety requirements for industrial components.