S-92356A642 3/8"-16 x 4 1/2" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads
• Effective anti-rotation security through the integrated square neck design that prevents spinning during installation and use
• Easy and quick installation with fully threaded UNC coarse thread pattern and Class 2A fit for smooth engagement
• Enhanced load distribution thanks to the wide, rounded carriage head design that minimizes surface damage
• Industry-standard compliance meeting ASME B18.5 specifications for guaranteed dimensional accuracy and performance
• Environmental regulation adherence with RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

This heavy-duty carriage bolt delivers exceptional engineering value in demanding applications where vibration resistance and corrosion protection are critical. The 18-8 stainless steel construction provides excellent durability in harsh environments, while the square neck design effectively prevents rotation during torque application - solving common installation challenges in structural assemblies, machinery, and construction projects. The fully threaded UNC coarse thread pattern ensures maximum grip strength and faster installation in wood, metal, and composite materials. With its 4-1/2" length and 3/8"-16 thread size, this bolt is engineered for heavy-load applications where reliability and long-term performance are paramount, from industrial equipment to infrastructure projects requiring ASME B18.5 compliance.

Specification Summary & Compliance

This carriage bolt features precise Class 2A thread fit with UNC coarse threading (3/8"-16) and right-hand thread direction. Manufacturing specifications comply with ASME B18.5 standards for dimensional accuracy and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors while maintaining the specified mechanical properties of 70,000 psi tensile strength and Rockwell B55 hardness.