S-91850A042 1 3/8"-6 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to 316 stainless steel construction, ideal for harsh environments like marine or chemical processing.
• Enhanced load distribution and reduced risk of loosening with the extra wide profile, providing greater stability under heavy loads.
• Reliable and quick assembly with coarse UNC threads and Class 2B fit, ensuring smooth engagement and consistent performance.
• High torque capability and easy installation via the external hex drive, allowing for secure fastening with standard tools.
• Long-term durability and minimal maintenance due to the robust material and design, lowering lifecycle costs in industrial settings.
• Compliance with stringent environmental regulations, including RoHS 3 and REACH, for safe and sustainable use in global markets.
• Optimal grip and handling with dimensions of 2 3/16" width and 1 11/32" height, facilitating secure fastening in demanding applications.

Professional Applications & Engineering Value

This heavy-duty hex nut in 316 stainless steel addresses critical challenges in industrial and marine environments, where exposure to corrosive elements can compromise fastener integrity. The extra wide profile and coarse UNC thread design enhance vibration resistance and load-bearing capacity, preventing joint failure in machinery, structural assemblies, and offshore equipment. By utilizing a Class 2B thread fit, it ensures precise alignment and reduces the risk of cross-threading, streamlining maintenance and installation processes. Ideal for applications requiring maximum holding power and long-term reliability, this nut supports sectors like oil and gas, construction, and transportation, where durability and compliance with RoHS and REACH standards are paramount for operational safety and efficiency.

Specification Summary & Compliance

This hex nut features a 1 3/8"-6 UNC coarse thread with Class 2B thread fit for consistent dimensional accuracy and ease of assembly. Manufactured to inch system standards, it includes an external hex drive for straightforward tool engagement. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety requirements in industrial applications.