S-95615A240 9/16"-18 Locknuts
Locknuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior vibration resistance through precision-engineered nylon insert that maintains locking force under dynamic loads
- Enhanced corrosion protection with zinc-plated steel construction for extended service life in demanding environments
- Reliable high-temperature performance with nylon insert rated for continuous operation up to 220°F (104°C)
- Precise thread engagement with Class 2B fit ensuring consistent torque values and reduced cross-threading risks
- Heavy-duty strength classification meeting Grade 5 requirements for robust mechanical applications
- Easy installation and removal with standard external hex drive profile compatible with common wrench sizes
- Regulatory compliance assurance meeting both REACH and RoHS 3 environmental standards for global industrial use
Professional Applications & Engineering Value
This 9/16"-18 UNF nylon insert locknut delivers critical vibration resistance in heavy-duty industrial applications where secure fastening is paramount. The zinc-plated steel construction provides essential corrosion protection while maintaining Grade 5 strength requirements for demanding mechanical assemblies. The fine UNF thread configuration with Class 2B thread fit ensures precise engagement and consistent clamping force, making it ideal for automotive, machinery, and equipment manufacturing where vibration-induced loosening can compromise safety and performance. The nylon insert locking technology creates reliable friction-based retention without damaging mating threads, offering reusable security in high-vibration environments up to 220°F operating temperature.
Specification Summary & Compliance
This locknut features 9/16"-18 UNF fine threads with Class 2B thread fit tolerances and right-hand thread direction. Manufactured to Grade 5 strength classification with standard external hex drive (7/8" width, 41/64" height). The product is fully REACH (EC 1907/2006) compliant and meets RoHS 3 (2015/863/EU) standards for environmental responsibility. The nylon insert locking mechanism maintains performance within the specified 220°F maximum temperature rating.
