S-95615A160 5/16"-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 with nylon insert locking that maintains secure fastening even under continuous motion
- Enhanced corrosion protection through zinc-plated steel construction for extended service life in harsh environments
- Reliable high-temperature performance with nylon insert rated for secure operation up to 220°F (104°C)
- Precise thread engagement with Class 2B thread fit ensuring consistent, reliable installation
- Industry-standard compatibility with UNC coarse 5/16"-18 threads for broad application across equipment and machinery
- Easy installation and removal with standard external hex drive design compatible with common wrench tools
- Environmental compliance assurance meeting both REACH and RoHS 3 standards for responsible manufacturing
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these Grade 5 zinc-plated steel locknuts deliver critical vibration resistance where conventional fasteners fail. The nylon insert locking mechanism creates consistent friction against mating threads, preventing loosening from machinery vibration, impact loads, or thermal cycling. The zinc-plated finish provides sacrificial corrosion protection, extending service life in manufacturing plants, automotive assemblies, and outdoor equipment. With UNC coarse threads and Class 2B thread fit, these locknuts ensure reliable engagement across standard components while maintaining secure fastening up to 220°F - ideal for engines, motors, and industrial machinery where temperature fluctuations are common.
Specification Summary & Compliance
This 5/16"-18 nylon insert lock nut features UNC coarse threads with Class 2B thread fit for precision engagement. Dimensions include 1/2" width across flats and 11/32" height. Manufactured to Grade 5 strength specifications with zinc-plated steel construction. Compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental standards. Right-hand thread direction with external hex drive style for standard tool compatibility.
