S-93020A109 M27 x 81 mm DIN 6334 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 coating, extending service life in harsh industrial environments
- Precise Class 6H thread fit ensures reliable, vibration-resistant connections for critical applications
- Full metric threading with coarse 3mm pitch enables quick assembly and disassembly while maintaining strength
- DIN 6334 standard compliance guarantees dimensional accuracy and interchangeability in European machinery
- External hex drive design provides excellent torque transmission for secure fastening with standard tools
- RoHS 3 compliance with exemption meets environmental regulations while maintaining mechanical performance
- Robust 81mm length and 41mm width offers substantial engagement for connecting long threaded rods securely
Professional Applications & Engineering Value
This M27 coupling nut delivers exceptional engineering value in applications requiring extended-length threaded connections. The black-oxide steel construction provides superior corrosion protection compared to plain steel, significantly reducing maintenance needs in industrial settings. The fully threaded metric design with coarse 3mm pitch allows for maximum adjustability while maintaining structural integrity. Engineered to DIN 6334 standards, this coupling nut ensures perfect compatibility with metric threaded rods in machinery, structural frameworks, and heavy equipment. The external hex drive facilitates easy installation in confined spaces, making it ideal for assembly lines, construction projects, and manufacturing equipment where reliable, long-lasting connections are critical to operational safety and efficiency.
Specification Summary & Compliance
This coupling nut features M27 x 3mm coarse thread with Class 6H thread fit per ISO metric standards, ensuring precise dimensional accuracy. Manufactured according to DIN 6334 specifications with standard hex profile and fully threaded right-hand design. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(a)-I for lead as an alloying element in steel, meeting current environmental regulations while maintaining optimal mechanical properties for industrial applications.
