S-92501A545 1 1/2"-6 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through precision distorted thread technology that maintains secure fastening under extreme conditions
• Enhanced corrosion protection with zinc-plated steel construction for extended service life in harsh industrial environments
• Heavy-duty performance meeting ASTM Grade C specifications for reliable performance in demanding applications
• Quick installation with standard external hex drive design compatible with common wrench tools
• Secure locking mechanism featuring top lock distorted thread design that prevents loosening under vibration
• Precision threading with Class 2B thread fit ensuring smooth engagement and consistent performance
• Regulatory compliance with REACH and RoHS 3 standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

This heavy-duty locknut addresses critical vibration-related failures in industrial machinery, construction equipment, and automotive applications. The distorted thread technology creates controlled interference that resists rotational loosening, while the zinc-plated steel construction provides essential corrosion resistance in outdoor or chemically aggressive environments. Engineered with 1 1/2"-6 UNC coarse threading, this fastener delivers reliable performance in high-vibration scenarios where standard nuts would fail. The external hex drive design ensures compatibility with standard tools, streamlining maintenance procedures. Particularly valuable for heavy machinery, structural assemblies, and transportation equipment, this ASTM Grade C locknut maintains clamping force integrity where safety and reliability are paramount concerns.

Specification Summary & Compliance

This locknut features 1 1/2"-6 UNC coarse threads with Class 2B thread fit for precise engagement and consistent performance. Manufactured to ASTM Grade C specifications, it delivers reliable mechanical properties for heavy-duty applications. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, ensuring environmental responsibility. With dimensions of 2 1/4" width and 1 5/16" height, this top lock distorted thread nut provides secure fastening solutions while meeting international regulatory standards for industrial components.