S-93180A460 3/8"-16 x 3" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial and marine environments
• Exceptional anti-rotation performance thanks to the integrated square neck design that prevents spinning during installation
• High tensile strength of 70,000 psi ensures reliable performance under heavy loads and demanding applications
• Precise Class 2A thread fit with UNC coarse threading for easier assembly and reduced cross-threading risk
• Full threading along the 3" length provides maximum engagement flexibility for various material thicknesses
• Regulatory compliance assurance with RoHS 3, REACH, and ASME B18.5 standards for quality and environmental safety
• Optimized mechanical properties featuring Rockwell B55 hardness for excellent durability and wear resistance

Professional Applications & Engineering Value

This 316 stainless steel carriage bolt delivers exceptional engineering value in demanding applications where corrosion resistance and vibration resistance are critical. The combination of fully threaded UNC coarse threads and square neck design solves common installation challenges by preventing rotation during tightening, making it ideal for wood-to-metal connections, structural framing, and heavy equipment assembly. The 3/8"-16 thread size with Class 2A fit ensures reliable performance in construction, marine, and industrial settings where exposure to moisture, chemicals, and stress requires fasteners that maintain integrity over time. The 3" length provides versatility for various material thicknesses while the rounded head profile offers a finished appearance and safety in applications where protruding fastener heads are undesirable.

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 complies with ASME B18.5 standards for dimensional accuracy and performance. The fastener is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance compliance. With a tensile strength of 70,000 psi and Rockwell B55 hardness, it meets rigorous industrial requirements for durability and mechanical performance.