S-90009A233 M18 x 54 mm DIN 6334, ASME B18.2.2 Coupling Nuts
Coupling Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Exceptional load-bearing capacity with Class 8 strength rating for reliable performance in demanding applications
- Superior corrosion resistance through zinc-plated steel construction, extending service life in harsh environments
- Precision thread engagement with Class 6H thread fit ensuring secure connections and vibration resistance
- Universal compatibility with dual compliance to both DIN 6334 and ASME B18.2.2 international standards
- Enhanced installation efficiency featuring external hex drive for easy tool access and torque application
- Full-threaded design providing maximum thread engagement and connection strength throughout the entire nut length
- Regulatory compliance assurance meeting REACH and RoHS 3 environmental standards for global market acceptance
Professional Applications & Engineering Value
This M18 coupling nut delivers critical engineering solutions for industrial assembly challenges where extended-length connections are required. The zinc-plated steel construction provides essential corrosion protection while maintaining the Class 8 strength necessary for structural applications. The metric coarse threading with 2.5mm pitch ensures rapid assembly and disassembly while resisting vibration-induced loosening. Engineered with fully threaded design and external hex drive, this coupling nut simplifies installation in confined spaces and allows for high-torque tightening. Ideal for connecting threaded rods, extending bolts, or joining components in machinery, construction, and heavy equipment where reliable, durable fastening is paramount to operational safety and longevity.
Specification Summary & Compliance
This precision coupling nut features M18 x 2.5mm metric coarse threads with Class 6H thread fit tolerance for consistent mating performance. Manufactured in compliance with DIN 6334 and ASME B18.2.2 specifications, ensuring dimensional accuracy and mechanical properties. The fastener demonstrates full compliance with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives with applicable exemptions. Dimensions include 27mm width across flats and 54mm overall length, providing substantial engagement surface for secure connections in industrial fastening systems.
