S-90127A129 10.3 mm ID x 20.5 mm OD Heavy-Vibration-Resistant Spring Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance prevents fastener loosening in high-stress applications, ensuring long-term joint integrity
• Zinc-plated steel construction provides excellent corrosion resistance for extended service life in harsh industrial environments
• Precision M10 sizing (10.3mm ID/20.5mm OD) ensures perfect fit and optimal spring tension for reliable locking performance
• Rockwell C40 hardness rating delivers exceptional durability and maintains spring properties under repeated loading cycles
• Compact 2.6mm overall height allows for space-efficient installation without compromising locking effectiveness
• Full regulatory compliance with RoHS 3 and REACH standards meets stringent environmental and safety requirements for global applications
• Optimized 1.5mm thickness provides ideal balance between spring force and material economy for cost-effective fastening solutions

Professional Applications & Engineering Value

Engineered for demanding industrial applications where vibration resistance is critical, these M10 spring lock washers solve common fastening failures in machinery, automotive assemblies, and heavy equipment. The zinc-plated steel construction combats corrosion while the precise spring lock design maintains constant tension that compensates for material relaxation and thermal cycling. Particularly valuable in industrial applications involving motors, pumps, and moving components, these washers prevent costly downtime by ensuring secure fastening through their reliable locking action and Rockwell C40 hardness that withstands repeated stress cycles without deformation.

Specification Summary & Compliance

This spring lock washer features precision dimensions of 10.3mm ID, 20.5mm OD, and 1.5mm thickness with 2.6mm overall height, engineered for M10 screw applications. Manufactured to industry standards with Rockwell C40 hardness for consistent performance. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for global industrial use.