S-91423A430 M56 DIN 934 Hex Nuts
Hex 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 heavy-duty applications
- Precision thread engagement with Class 6H tolerance ensuring secure, vibration-resistant connections
- Superior fine-thread performance with M56 x 3mm extra fine pitch providing enhanced adjustment precision
- Robust steel construction delivering excellent durability and corrosion resistance in industrial environments
- Standardized dimensions per DIN 934 specifications for perfect compatibility with metric fastener systems
- Environmental compliance assurance with full REACH and RoHS 3 certification for safe industrial use
- Optimized installation efficiency with standard 85mm external hex drive profile for easy tool access
Professional Applications & Engineering Value
This high-strength Class 8 steel hex nut addresses critical engineering challenges in heavy machinery, structural assembly, and precision equipment where vibration resistance and long-term reliability are paramount. The M56 extra fine metric thread with 3mm pitch provides superior clamping force distribution and precise tension control, significantly reducing the risk of loosening under dynamic loads. Manufactured to DIN 934 standards with Class 6H thread fit, this industrial-grade fastener ensures perfect compatibility with corresponding bolts while the external hex drive design facilitates quick installation in confined spaces. The combination of heavy-duty steel material and extra fine threading makes it ideal for applications requiring both high strength and fine adjustment capabilities.
Specification Summary & Compliance
This metric hex nut features M56 x 3mm extra fine right-hand threads with Class 6H thread fit tolerance ensuring precision mating with compatible bolts. The standard hex profile measures 85mm across flats with 45mm height, manufactured in accordance with DIN 934 specifications. The fastener meets Class 8 strength requirements and demonstrates full compliance with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) environmental regulations, making it suitable for demanding industrial applications where both performance and regulatory compliance are essential.
