S-90636A054 7/16"-14 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through center lock distorted thread design that maintains secure locking under extreme conditions
• Exceptional corrosion protection with zinc yellow-chromate plating that withstands harsh industrial environments
• Heavy-duty performance with Grade 8 strength classification for high-stress applications requiring reliable fastening
• Precise thread engagement with Class 2B thread fit ensuring consistent performance and easy assembly
• Standard external hex drive for compatibility with common tools and straightforward installation
• Optimized dimensional stability with 11/16" width and 3/8" height providing reliable seating and uniform load distribution
• Industry-standard compatibility with UNC coarse thread pattern for broad application across industrial equipment

Professional Applications & Engineering Value

This Grade 8 heavy-duty locknut delivers critical engineering solutions for applications where vibration-induced loosening poses significant safety and performance risks. The center lock distorted thread technology creates intentional interference that prevents back-off, making it ideal for heavy machinery, automotive assemblies, construction equipment, and industrial manufacturing systems. The zinc yellow-chromate plated steel construction provides dual protection against corrosion while maintaining the high tensile strength required for permanent fastening solutions. With UNC coarse threads and external hex drive, this locknut offers both reliable performance in high-vibration environments and practical installation efficiency for maintenance professionals.

Specification Summary & Compliance

This locknut features 7/16"-14 UNC coarse threads with Class 2B thread fit for precise dimensional accuracy and consistent performance. The manufacturing adheres to standardized inch system measurements with right-hand thread direction. The zinc yellow-chromate plating provides corrosion resistance while the Grade 8 strength classification ensures mechanical reliability. The product complies with industry standards for heavy-duty fasteners and meets relevant specifications for industrial applications requiring vibration-resistant locking solutions.