S-99183A360 M8 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through distorted top lock thread design, preventing loosening in high-stress environments
• Enhanced corrosion protection with zinc-plated steel construction, extending service life in demanding industrial conditions
• High-strength performance meeting Class 10 standards, ensuring reliable fastening under heavy loads
• Precision thread engagement with Class 6H thread fit, providing consistent clamping force and reduced assembly issues
• Fine thread pitch advantage (1mm) offering better adjustment control and improved tension distribution
• Environmental compliance assurance with RoHS 3 certification, meeting strict regulatory requirements
• Standard external hex drive for compatibility with common tools and efficient installation

Professional Applications & Engineering Value

This Class 10 M8 locknut with distorted thread technology addresses critical vibration-induced failure points in industrial machinery, automotive assemblies, and structural applications. The zinc-plated steel construction provides essential corrosion resistance while maintaining the high-strength characteristics required for heavy-duty fastening. The metric fine thread (M8x1mm) design ensures superior tension control and minimizes the risk of thread stripping during repeated stress cycles. Engineered with a top lock distorted thread profile, this locknut maintains secure positioning even under extreme vibration, reducing maintenance downtime and preventing equipment failure in critical applications where safety and reliability are paramount.

Specification Summary & Compliance

This M8 locknut features precise Class 6H thread fit tolerance with 1mm fine pitch metric threading and right-hand thread direction. The fastener meets Class 10 strength classification requirements and complies with RoHS 3 (2015/863/EU) environmental standards. Physical dimensions include 13mm width across flats and 8mm height. Manufacturing follows standard metric thread specifications with external hex drive configuration for universal tool compatibility.