S-92356A636 3/8"-16 x 3" 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 mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty load-bearing
• Reliable anti-rotation performance due to the integrated square neck design that prevents spinning during installation
• Wide-ranging compatibility with UNC coarse threading and Class 2A fit ensuring easy assembly and secure fastening
• Full thread coverage along the 3" length provides maximum grip and adjustability in various material thicknesses
• Regulatory compliance assurance meeting ASME B18.5 standards and environmental directives (RoHS 3, REACH)
• Optimized head design with a wide, rounded carriage head for smooth finish and reduced snagging risks

Professional Applications & Engineering Value

This 3/8"-16 UNC carriage bolt delivers critical engineering solutions where vibration resistance and long-term durability are paramount. The 18-8 stainless steel material inherently resists rust and chemical exposure, making it suitable for construction, agricultural machinery, marine hardware, and infrastructure projects. The square neck securely locks into wood or metal, eliminating the need for extra tools to prevent rotation during tightening. With fully threaded coarse UNC threads and Class 2A fit, it ensures quick installation and reliable performance under dynamic loads, reducing maintenance frequency and lifecycle costs in industrial settings.

Specification Summary & Compliance

This carriage bolt features a 3/8"-16 UNC coarse thread with Class 2A thread fit for standard dimensional accuracy. It complies with ASME B18.5 manufacturing specifications and is verified to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe and sustainable use across global markets.