S-93837A220 37.7 mm ID x 52.2 mm OD DIN 7980 Split Lock Washers for Socket Head Screws

Key Features & Benefits at a Glance

• Superior vibration resistance with split lock design to maintain bolt tension under dynamic loads and prevent loosening
• Enhanced corrosion protection through zinc-plated steel construction for extended service life in harsh industrial environments
• Precise dimensional compatibility with 37.7mm ID and 52.2mm OD ensuring perfect fit for M36 screw applications
• Exceptional mechanical strength with Rockwell C44 hardness providing reliable performance under high-stress conditions
• Standardized quality assurance through DIN 7980 certification guaranteeing consistent manufacturing precision
• Environmental compliance ready meeting RoHS 3 and REACH regulations for global industrial supply chain integration
• Optimized thickness range (6.7-7.3mm) delivering ideal spring action and locking performance

Professional Applications & Engineering Value

This M36 split lock washer delivers critical engineering solutions for industrial applications where vibration-induced fastener failure poses significant operational risks. The zinc-plated steel construction provides essential corrosion resistance while maintaining the Rockwell C44 hardness necessary for heavy machinery and structural applications. Engineered to DIN 7980 standards, this metric lock washer ensures precise dimensional accuracy for M36 fastening systems in automotive assembly, industrial equipment manufacturing, and construction projects. The split lock design creates continuous spring tension that compensates for thermal expansion, material relaxation, and dynamic loading conditions, making it ideal for vibration-resistant applications in motors, pumps, and heavy-duty machinery where maintenance downtime must be minimized.

Specification Summary & Compliance

This heavy-duty split lock washer features precise metric dimensions with 37.7mm internal diameter and 52.2mm outer diameter, manufactured to DIN 7980 specifications for dimensional accuracy and performance reliability. The standard split lock washer type maintains 6.7-7.3mm thickness range with Rockwell C44 hardness rating. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and global market acceptance for industrial procurement requirements.