S-92501A510 1/2"-20 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through distorted thread top lock technology that maintains secure fastening in high-stress environments
• Reliable performance in demanding applications with ASTM Grade C steel construction ensuring consistent strength and durability
• Precise thread engagement with Class 2B thread fit for smooth installation and optimal clamping force distribution
• Easy installation and removal using standard tools thanks to the external hex drive style and right-hand thread direction
• Environmental compliance assurance with REACH and RoHS 3 compliance meeting international regulatory standards
• Fine thread advantage with UNF 1/2"-20 thread providing better tension control and reduced loosening under vibration
• Standard industrial compatibility with 3/4" width and 7/16" height dimensions fitting common assembly requirements

Professional Applications & Engineering Value

This heavy-duty steel locknut with distorted thread technology addresses critical vibration-induced loosening challenges in industrial equipment, automotive assemblies, and machinery applications. The top lock distortion creates consistent interference that resists rotational forces while maintaining UNF fine thread advantages for precision fastening. Engineered with ASTM Grade C material specifications, this external hex locknut delivers reliable performance in high-vibration environments where traditional fasteners fail. The Class 2B thread fit ensures smooth engagement with mating components while the standardized 3/4" width provides optimal wrenching surface for proper torque application. This combination of vibration-resistant locking and industrial-grade steel construction makes it ideal for critical assemblies requiring long-term reliability under dynamic loading conditions.

Specification Summary & Compliance

This locknut features Class 2B thread fit tolerance for consistent mating with UNF 1/2"-20 threaded components. Manufactured to ASTM Grade C specifications for guaranteed mechanical properties and dimensional accuracy. The product complies with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, ensuring environmental responsibility. The distorted thread top lock design follows industry-standard locking principles while the external hex drive and right-hand thread direction maintain compatibility with standard installation tools and procedures.