S-93020A786 M16 x 40 mm 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
- Superior corrosion resistance with black-oxide steel finish for extended service life in harsh environments
- Precise Class 6H thread fit ensures reliable, vibration-resistant connections in demanding applications
- Full threading design provides maximum engagement strength and installation flexibility
- Coarse 2mm pitch threading enables faster assembly and reduced cross-threading risk
- External hex drive style offers excellent torque transmission for secure tightening
- Heavy-duty construction with 27mm width and 40mm length delivers exceptional load-bearing capacity
- Compliance with RoHS 3 and REACH ensures environmental responsibility and global market acceptance
Professional Applications & Engineering Value
This M16 coupling nut delivers exceptional engineering value in industrial applications where extended-length fastening solutions are critical. The black-oxide steel construction provides superior corrosion protection, making it ideal for machinery, structural frameworks, and automotive assemblies exposed to challenging conditions. The fully threaded metric design with Class 6H precision threading ensures consistent engagement strength across the entire 40mm length, preventing joint failure under vibration and dynamic loads. The coarse 2mm pitch facilitates quick installation in high-volume production environments while maintaining reliable thread engagement. With its external hex drive and standardized 27mm width, this coupling nut offers excellent wrench access for secure tightening in confined spaces, making it a versatile solution for connecting threaded rods, studs, and other components in heavy-duty mechanical systems.
Specification Summary & Compliance
This metric coupling nut features M16 x 2mm coarse pitch threading with Class 6H thread fit per ISO standards, ensuring precise dimensional accuracy and reliable performance. The component measures 27mm across flats and 40mm in length, manufactured from high-strength steel with black-oxide surface treatment. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming adherence to environmental safety standards and restricted substance requirements for industrial applications worldwide.
