S-97093A149 18.2 mm ID x 29.4 mm OD DIN 128A Split Lock Washers

Key Features & Benefits at a Glance

• Superior vibration resistance with curved split design that maintains constant spring tension under dynamic loads
• Exceptional corrosion resistance from 18-8 stainless steel construction for long-term reliability in harsh environments
• Precise dimensional compatibility with 18.2mm ID specifically engineered for M18 fastener applications
• Standardized performance meeting DIN 128A specifications for consistent quality and interchangeability
• Environmental compliance assurance with RoHS 3 and REACH compliance for global industrial applications
• Optimized load distribution through 29.4mm OD design that minimizes surface pressure and prevents embedding
• Reliable reusability with maintained locking effectiveness through multiple installation cycles

Professional Applications & Engineering Value

This M18 split lock washer delivers critical vibration-resistant performance for demanding industrial applications where fastener loosening can compromise system integrity. Manufactured from 18-8 stainless steel, the washer provides excellent corrosion resistance in chemical processing, marine, and outdoor equipment applications. The curved split lock washer design creates continuous spring action that compensates for thermal expansion, material relaxation, and vibration-induced movement in machinery, automotive assemblies, and structural frameworks. The metric dimensions (18.2mm ID × 29.4mm OD) ensure perfect compatibility with M18 fastener systems, while the DIN 128A compliance guarantees precise engineering tolerances for reliable performance in European and international industrial standards.

Specification Summary & Compliance

This split lock washer features precise metric dimensions with 18.2mm internal diameter, 29.4mm outer diameter, and 2.7mm thickness, manufactured to DIN 128A standards for dimensional accuracy and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide. The curved split design provides optimal spring tension and vibration resistance specifically engineered for M18 screw applications in mechanical assemblies requiring reliable locking performance.