S-90202A107 M8 x 40 mm ASTM A582 Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Exceptional thread engagement with fully threaded M8 x 1.25mm coarse pitch design, ensuring reliable connections in extended assemblies.
• Precise thread fit meeting Class 6H standards, providing consistent performance and reducing the risk of cross-threading during installation.
• High tensile strength and durability compliant with ASTM A582 specifications, suitable for heavy-duty mechanical and structural applications.
• Broad regulatory compliance with RoHS 3 and REACH, making it safe for use in regulated industries and global markets.
• Versatile metric sizing with 11mm OD and 40mm length, offering compatibility with standard M8 threaded rods and bolts.
• Right-hand threading for straightforward installation using common tools, improving assembly efficiency.

Professional Applications & Engineering Value

This M8 coupling nut is engineered to solve critical challenges in industrial assembly, where extended connections between threaded rods or bolts are required. Made from 18-8 stainless steel, it provides excellent resistance to rust and corrosion, making it suitable for applications in chemical processing, marine equipment, and construction. The fully threaded design with a coarse 1.25mm pitch ensures maximum thread contact and load distribution, reducing the risk of joint failure under vibration or heavy loads. Its compliance with ASTM A582 guarantees material integrity, while the Class 6H thread fit ensures precise alignment and ease of installation in automated or manual processes. Ideal for machinery, scaffolding, and conveyor systems, this nut delivers long-term reliability and reduces maintenance costs.

Specification Summary & Compliance

This coupling nut features an M8 thread size with a 1.25mm coarse pitch and Class 6H thread fit per ISO metric standards, ensuring dimensional accuracy and interchangeability. It is manufactured in compliance with ASTM A582 for material properties and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental compliance. The nut is fully threaded, right-hand direction, with an 11mm OD and 40mm length, designed for reliable performance in industrial fastener applications.