S-90508A120 M6 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through spring-stop locking technology, preventing loosening in high-motion environments
• Enhanced corrosion protection with zinc-plated steel construction, extending service life in industrial settings
• Reliable coarse thread engagement for faster assembly and secure fastening in M6 applications
• High-strength Class 6 performance ensuring dependable load-bearing capacity for demanding mechanical uses
• Standard external hex drive design allowing easy installation with common wrenches and tools
• Precision Class 6H thread fit providing consistent mating with compatible bolts and reduced cross-threading risks
• Compliance with RoHS 3 and REACH standards guaranteeing safe, environmentally responsible manufacturing

Professional Applications & Engineering Value

This M6 spring-stop locknut is engineered to solve critical vibration-induced loosening in industrial machinery, automotive assemblies, and equipment subjected to dynamic loads. The zinc-plated steel material offers excellent corrosion resistance, while the coarse thread design ensures quick, reliable installation in time-sensitive production environments. With its Class 6 strength rating and external hex drive, this nut maintains clamping force under stress, reducing maintenance needs and downtime. Ideal for vibration-resistant applications where safety and longevity are paramount, this fastener delivers consistent performance in harsh operating conditions.

Specification Summary & Compliance

This locknut features M6 x 1mm coarse thread with Class 6H thread fit per metric standards, ensuring precise dimensional accuracy. Manufactured from zinc-plated steel with a standard hex profile (10mm width, 5.1mm height) and right-hand thread direction. Complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental and safety requirements for industrial components.