S-91850A043 1 1/2"-6 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments
• Enhanced load distribution from the extra wide profile, reducing surface pressure and preventing material damage
• Quick and secure assembly with coarse UNC threading, allowing for faster installation in heavy-duty applications
• Reliable thread engagement ensured by Class 2B fit, minimizing cross-threading risks and improving connection integrity
• High torque capability through the external hex drive design, providing secure fastening with standard tools
• Environmental compliance meeting RoHS 3 and REACH standards, ensuring safe use in regulated industries
• Exceptional durability with large 2 3/8" width and 1 15/32" height, offering long-term performance in demanding conditions

Professional Applications & Engineering Value

This heavy-duty extra wide hex nut in 316 stainless steel addresses critical engineering challenges in corrosive and high-stress environments. The 1 1/2"-6 UNC coarse thread configuration enables rapid assembly in structural applications, while the extra wide hex profile significantly increases bearing surface area to prevent embedding in softer materials. The Class 2B thread fit ensures consistent engagement without binding, reducing installation time and improving joint reliability. Particularly valuable in chemical processing, marine equipment, and outdoor infrastructure, this nut's corrosion-resistant properties and external hex drive design provide maintenance-free performance where standard fasteners would deteriorate. The combination of inch system compatibility and right-hand threading makes it ideal for retrofitting existing machinery and equipment requiring dependable, long-lasting connections.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2B thread fit tolerance for optimal engagement. Features 1 1/2"-6 UNC coarse threading with right-hand direction and external hex drive configuration. Dimensions include 2 3/8" width and 1 15/32" height for maximum contact surface. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.