S-3022T713 5/16"-18 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance in harsh environments thanks to 316 stainless steel construction
• Reliable reverse-threading security for applications requiring left-hand rotation to prevent loosening
• Superior thread engagement with Class 2B fit ensuring consistent performance and ease of assembly
• High-strength, coarse UNC thread designed for robust load-bearing in demanding industrial settings
• Standard external hex drive allows for easy installation and removal with common tools
• Compliance with strict environmental regulations including RoHS 3 and REACH for safe, sustainable use
• Ideal for turnbuckle assemblies and other critical connections where durability is paramount

Professional Applications & Engineering Value

This 5/16"-18 UNC left-hand thread hex nut is engineered to solve critical fastening challenges in industrial and marine environments. The 316 stainless steel material provides superior resistance to corrosion from chemicals, saltwater, and extreme weather, significantly extending service life in aggressive conditions. The left-hand thread direction is essential for applications where standard right-hand rotation would cause unintended loosening, such as in turnbuckles, rotating shafts, and specific machinery. Combined with the coarse UNC thread and Class 2B thread fit, this nut ensures quick assembly, reliable clamping force, and vibration resistance, reducing maintenance downtime and enhancing operational safety. Its external hex drive design offers compatibility with standard wrenches, facilitating efficient installation in tight spaces common in construction, transportation, and heavy equipment manufacturing.

Specification Summary & Compliance

This hex nut features a 5/16"-18 UNC left-hand thread with Class 2B thread fit for precise dimensional accuracy and reliable performance. It adheres to industry standards for inch system fasteners and is manufactured from 316 stainless steel with a standard hex profile. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial use.