S-94450A539 1 1/2"-6 ANSI/ASME 18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 stainless steel construction ensures long-term reliability in harsh environments and reduces maintenance costs
• Left-hand thread direction provides secure fastening in specialized applications where reverse rotation is required
• Thin hex profile saves space and weight while maintaining full strength in compact assemblies
• Coarse UNC threads with Class 2B fit offer quick installation and reliable engagement in industrial settings
• ANSI/ASME 18.2.2 compliance guarantees dimensional accuracy and interchangeability with standard components
• External hex drive design enables easy installation with common tools while preventing stripping
• Full RoHS 3 and REACH compliance ensures environmental responsibility and global market acceptance

Professional Applications & Engineering Value

This 1 1/2"-6 UNC left hand thin hex nut solves critical engineering challenges in demanding industrial environments. The 18-8 stainless steel composition provides exceptional corrosion resistance, making it ideal for chemical processing, marine applications, and food processing equipment where moisture and corrosive agents are present. The left-hand thread direction is specifically engineered for applications requiring reverse-thread security, such as rotating machinery, conveyor systems, and safety-critical assemblies where standard right-hand threads might loosen under vibration. The thin profile design maximizes space efficiency in compact assemblies while maintaining the full strength needed for heavy-duty applications. With coarse UNC threads and Class 2B thread fit, this nut ensures rapid installation and reliable performance in high-vibration environments, reducing assembly time and maintenance requirements.

Specification Summary & Compliance

This hex nut features precise Class 2B thread fit tolerances according to ANSI/ASME 18.2.2 standards, ensuring dimensional accuracy and proper thread engagement. The 1 1/2"-6 UNC coarse thread specification provides optimal performance in industrial applications. With dimensions of 2 1/4" width and 27/32" height, the thin profile maintains structural integrity while minimizing space requirements. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting the latest environmental and safety standards for industrial components.