Overview
This coupling nut is a precision-engineered fastener designed for joining two externally threaded rods, studs, or other male-threaded components end-to-end. Manufactured from corrosion-resistant 304 stainless steel, it is built to provide a durable and reliable connection in demanding assembly, maintenance, and fabrication applications. Its extended length and standardized dimensions ensure compatibility and ease of installation with common tools.
Key Features
Constructed from 304 stainless steel for excellent corrosion resistance Material grade A2-70 provides high tensile strength and durability Plain, uncoated finish suitable for a wide range of environmental conditions Extended 3.15-inch length accommodates deep thread engagement Hexagonal design with standard width across flats for secure wrenching Right-hand threads on both ends for straightforward assembly
Specifications
System of Measurement: Metric
Material
Stainless Steel 304 Material Grade/Class: A2-70 Thread Size: M4 Finish: Plain Length: 3.15 inches Width Across Flats: 0.236 inches Package Quantity: 100 units
Applications
Extending threaded rods in construction and framing projects Repairing broken studs in machinery and equipment assembly Creating adjustable linkages in mechanical systems and prototypes General use in marine, food processing, and outdoor applications where corrosion resistance is critical Fixture and jig construction in manufacturing and workshop environments








