S-95885A440 1/2"-13 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through top lock distorted thread design that maintains clamp force in high-shock environments
• Exceptional corrosion resistance with 316 stainless steel construction for harsh chemical and marine applications
• Reliable reusability with distorted thread technology that provides consistent locking performance through multiple installations
• Easy installation and removal with standard external hex drive compatible with common wrenching tools
• Precise thread engagement with Class 2B thread fit ensuring smooth assembly and consistent torque values
• Optimized for industrial safety with full compliance to RoHS 3 and REACH environmental regulations
• Dimensional consistency with standard 3/4" width and 7/16" height for predictable performance in assembly operations

Professional Applications & Engineering Value

This 316 stainless steel locknut addresses critical vibration-induced loosening challenges in industrial machinery, transportation equipment, and marine applications. The top lock distorted thread technology creates controlled interference that resists rotational movement under dynamic loads, eliminating the need for secondary locking devices. The UNC coarse threading provides rapid installation while maintaining structural integrity, and the Class 2B thread fit ensures consistent torque-tension relationships for reliable joint integrity. The external hex drive facilitates efficient installation with standard tools, reducing assembly time in production environments. Ideal for chemical processing equipment, offshore platforms, and heavy machinery where corrosion resistance and vibration performance are paramount.

Specification Summary & Compliance

Manufactured to precise dimensional standards with 1/2"-13 UNC coarse threading and Class 2B thread fit for optimal engagement and torque performance. The distorted thread locking mechanism conforms to industrial vibration resistance requirements. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability. Dimensions include 3/4" width across flats and 7/16" height for standardized installation requirements.