S-94645A370 M42 DIN 985, ISO 10511 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 through precision-engineered nylon insert that maintains secure locking under dynamic loads
- Exceptional corrosion protection with zinc-plated steel construction for extended service life in harsh environments
- High-temperature performance with nylon insert rated up to 220°F (105°C) for demanding industrial applications
- Heavy-duty strength classification with Class 10 rating ensuring reliable performance in high-stress assemblies
- Precision thread engagement with Class 6H fit and coarse 4.5mm pitch for quick installation and secure fastening
- International compliance assurance meeting both DIN 985 and ISO 10511 standards for global project compatibility
- Environmental responsibility with RoHS 3 compliance for sustainable manufacturing practices
Professional Applications & Engineering Value
This M42 nylon insert lock nut delivers critical vibration resistance in heavy machinery, automotive, and construction applications where secure fastening is paramount. The zinc-plated steel construction provides essential corrosion protection while maintaining the Class 10 strength rating required for structural integrity. The nylon insert locking technology creates consistent friction that prevents loosening from vibration and thermal cycling, solving common maintenance issues in industrial equipment. With metric coarse threading (4.5mm pitch) and external hex drive, installation is efficient while ensuring reliable performance in high-stress assemblies across various sectors including manufacturing, transportation, and infrastructure projects.
Specification Summary & Compliance
This metric hex locknut features M42 x 4.5mm coarse threads with Class 6H thread fit per ISO standards, ensuring precise engagement and reliable performance. Manufactured to DIN 985 and ISO 10511 specifications with 65mm width and 42mm height dimensions. The product is fully RoHS 3 (2015/863/EU) compliant and carries Class 10 strength classification for heavy-duty applications. The right-hand thread direction and external hex drive style provide industry-standard compatibility across mechanical systems and assembly processes.
