S-95065A105 5/16"-24 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 top lock distorted thread design that prevents loosening under dynamic loads
- Enhanced corrosion protection with zinc plating that extends service life in industrial environments
- High-strength performance meeting Grade 5 specifications for demanding applications
- Precise thread engagement with UNF fine threads and Class 2B fit ensuring reliable, secure fastening
- Easy installation and removal using standard 1/2" external hex drive for efficient maintenance
- Environmental compliance with REACH and RoHS 3 standards for safe industrial use
- Right-hand thread design compatible with standard UNF fastening systems
Professional Applications & Engineering Value
This Grade 5 zinc-plated steel locknut delivers exceptional performance in high-vibration environments where standard nuts frequently fail. The distorted thread top lock mechanism creates consistent friction along the mating threads, effectively resisting rotational forces caused by machinery vibration, impact loads, and thermal cycling. The UNF fine thread configuration provides superior clamping force distribution and better tension control compared to coarse threads, making it ideal for precision equipment, automotive assemblies, and industrial machinery. The zinc-plated steel construction offers reliable corrosion resistance while maintaining the high tensile strength required for Grade 5 applications, ensuring long-term reliability in demanding conditions without compromising on environmental standards.
Specification Summary & Compliance
This locknut features 5/16"-24 UNF fine threads with Class 2B thread fit for precise engagement, manufactured to Grade 5 strength standards. The external hex drive measures 1/2" across flats with a 19/64" height profile. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations, ensuring safe use across industrial applications while meeting international fastener specifications for distorted thread locking nuts.
