S-95065A104 1/4"-28 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Installation & Application Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through distorted top lock threads, preventing loosening under dynamic loads
- Enhanced corrosion protection with zinc-plated steel construction for extended service life in harsh environments
- High-strength performance meeting Grade 5 standards, suitable for demanding industrial applications
- Precise thread engagement with UNF fine threads and Class 2B fit ensuring reliable, secure fastening
- Easy installation and removal using standard 7/16" external hex drive for efficient maintenance
- Right-hand thread design providing compatibility with standard assembly procedures and equipment
- Regulatory compliance with REACH and RoHS 3 standards for safe, environmentally conscious manufacturing
Professional Applications & Engineering Value
This Grade 5 zinc-plated steel locknut delivers critical vibration resistance in industrial machinery, automotive systems, and heavy equipment where UNF fine threads maintain clamping force under constant stress. The distorted top lock thread design creates permanent friction locking without requiring additional components, solving common loosening issues in high-vibration environments. Made from zinc-plated steel, it provides durable corrosion protection while maintaining the Grade 5 strength classification for reliable performance in structural applications. The external hex drive and standard 7/16" width ensure compatibility with common tools, streamlining assembly and maintenance processes across manufacturing and maintenance operations.
Specification Summary & Compliance
This locknut features 1/4"-28 UNF fine threads with Class 2B thread fit for precision engagement, manufactured to industrial standards for consistent performance. The product complies with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, ensuring environmental responsibility and workplace safety. Meeting Grade 5 strength classification requirements, this top lock distorted thread nut maintains dimensional accuracy with 7/16" width and 1/4" height for standardized installation across compatible assemblies.
