Designed for robust, reliable threaded connections, the Coupling Nuts Hex Steel Zinc 3/8-16 x 1-1/8 pairs two male fasteners securely and keeps assemblies aligned. The zinc finish provides corrosion resistance, making it suitable for indoor and outdoor projects alike. This hex coupling nut is a versatile solution for extending bolt length or joining two threaded studs in a clean, secure connection.

Key specifications

• Thread size: 3/8-16
• Length: 1-1/8 in
• Material: Steel
• Finish: Zinc plated
• Type: Hex coupling nut

Ideal applications

• Joining two 3/8-16 bolts in machinery, furniture, or automotive projects
• Extending bolt length in hollow structures or frame assemblies
• Using in environments where corrosion resistance is beneficial due to zinc plating

Benefits and installation tips

• Hex geometry provides easy tool access for tightening with standard wrenches
• Zinc finish offers corrosion resistance to extend service life in varied conditions
• Ensure matching 3/8-16 bolts for proper engagement; hand-tighten before final torquing to align threads