S-92356A802 5/8"-11 x 2" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and outdoor applications
• Exceptional tensile strength of 70,000 psi ensures reliable performance under heavy loads and stress
• Secure anti-rotation design with integrated square neck that prevents spinning during installation and use
• Optimized thread engagement with fully threaded UNC coarse threading for faster assembly and strong holding power
• Precision manufacturing to Class 2A thread fit standards guarantees consistent quality and easy installation
• Enhanced durability with Rockwell B55 hardness for excellent wear resistance and long service life
• Regulatory compliance with ASME B18.5 specifications and environmental standards including RoHS 3 and REACH

Professional Applications & Engineering Value

This heavy-duty 5/8"-11 UNC carriage bolt delivers exceptional engineering value in demanding industrial applications where corrosion resistance and structural integrity are paramount. The 18-8 stainless steel composition provides excellent protection against rust and chemical exposure, making it ideal for marine equipment, structural frameworks, and outdoor machinery. The square neck design effectively prevents rotation during torque application, eliminating the need for secondary locking mechanisms and speeding up assembly processes. With its fully threaded coarse UNC threading, this fastener offers superior pull-out resistance in wood, metal, and composite materials, solving common loosening issues in high-vibration environments. The combination of 70,000 psi tensile strength and Rockwell B55 hardness ensures reliable performance in heavy-load applications while maintaining installation efficiency.

Specification Summary & Compliance

This carriage bolt features precision Class 2A thread fit with 5/8"-11 UNC coarse threading and right-hand thread direction. Manufacturing complies with ASME B18.5 standards for dimensional accuracy and performance requirements. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental regulations for industrial fasteners. The square neck measures 0.34" in length and 0.64" in width, providing secure anti-rotation characteristics as specified in the standard.