S-90111A341 M14 x 42 mm DIN 6334 Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Precise thread engagement with Class 6H thread fit ensuring reliable, vibration-resistant connections in demanding assemblies
• Enhanced durability through full threading and coarse 2mm pitch, providing maximum strength and load distribution
• Standardized compatibility meeting DIN 6334 specifications for seamless integration with metric fastener systems
• Easy installation and removal with external hex drive design allowing standard wrench access in confined spaces
• Environmental compliance with RoHS 3 and REACH regulations, ensuring safe use across regulated industries
• Optimized dimensions (22mm width × 42mm length) offering balanced strength-to-weight ratio for various coupling applications

Professional Applications & Engineering Value

This M14 coupling nut delivers exceptional engineering value in applications requiring extended thread engagement or rod-to-rod connections. Manufactured from 316 stainless steel, it provides superior resistance to chemical corrosion and pitting in marine, chemical processing, and food industry environments. The fully threaded design with coarse metric threading ensures maximum thread contact area, distributing loads evenly to prevent stress concentration points. The external hex drive configuration enables high-torque installation using standard tools, while the DIN 6334 compliance guarantees dimensional accuracy and interchangeability within European metric systems. These features make it ideal for structural frameworks, machinery assemblies, and plumbing systems where reliability and corrosion resistance are critical.

Specification Summary & Compliance

This coupling nut features M14×2mm coarse metric threading with Class 6H thread fit per ISO standards, ensuring precise dimensional accuracy. Manufacturing complies with DIN 6334 specifications for coupling nut profiles and dimensions. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, containing no restricted substances above threshold limits. Dimensions include 22mm width across flats and 42mm length for standardized performance in industrial applications.