S-90715A185 5/8"-11 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 nylon insert locking that maintains secure fastening in high-motion environments
- Exceptional corrosion resistance with 316 stainless steel construction for harsh industrial and marine applications
- High-temperature capability with nylon insert rated up to 220°F for reliable performance in thermal cycling conditions
- Precision threading with Class 2B fit ensures smooth installation and consistent clamping force
- Easy installation and removal with standard external hex drive design for standard wrench compatibility
- Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
- Durable coarse threading with UNC 5/8"-11 pattern provides excellent engagement and resistance to cross-threading
Professional Applications & Engineering Value
This 316 stainless steel nylon insert locknut delivers critical vibration resistance where machinery integrity is paramount. The UNC coarse thread design with Class 2B precision fit ensures reliable performance in heavy equipment, automotive assemblies, and structural applications subject to dynamic loads. The high-temperature nylon insert (rated to 220°F) maintains locking force through thermal expansion cycles, while the external hex drive accommodates standard tooling for efficient installation. Engineered for industrial environments where corrosion resistance and vibration-proof fastening are essential, this locknut prevents costly downtime in manufacturing, transportation, and marine applications.
Specification Summary & Compliance
This locknut features 5/8"-11 UNC coarse threading with Class 2B thread fit for precision engagement. Dimensions include 15/16" width across flats and 3/4" height. Manufactured from 316 stainless steel with right-hand threading and external hex drive. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring adherence to industrial safety and regulatory requirements for hazardous substance restrictions.
