S-92356A153 7/16"-14 x 1 3/4" 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 long-term outdoor use.
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under high stress.
• Effective anti-rotation security provided by the integrated square neck, preventing bolt spin during installation and tightening.
• Wide-ranging compatibility with coarse UNC threading (7/16"-14) and Class 2A fit, ensuring easy assembly and interchangeability.
• Enhanced durability and reliability from a fully threaded, right-hand design, facilitating secure fastening across the entire shank length.
• Regulatory peace of mind with compliance to ASME B18.5 standards, RoHS 3, and REACH for safe, industry-approved use.
• Optimized for heavy-duty applications featuring a wide, rounded carriage head for increased bearing surface and reduced surface damage.

Professional Applications & Engineering Value

This 7/16"-14 UNC Carriage Bolt is engineered to address common industrial challenges such as joint failure, material corrosion, and installation inefficiency. The 18-8 Stainless Steel material provides excellent resistance to rust and oxidation, making it suitable for construction, agricultural machinery, and marine equipment where exposure to moisture is frequent. The square neck design securely locks into materials, eliminating rotation during nut tightening and speeding up assembly in wood-to-metal or structural steel applications. With a coarse thread and Class 2A fit, it ensures quick, reliable engagement even in rough or debris-prone environments. Fully threaded along its 1 3/4" length, this bolt offers versatile fastening depth, enhancing its utility in heavy-duty framing, trailer manufacturing, and industrial maintenance where vibration resistance and long-term integrity are critical.

Specification Summary & Compliance

This carriage bolt adheres to precise dimensional and performance criteria: Thread Fit Class 2A per UNC standards, with a diameter of 0.4375" and coarse thread spacing. Manufacturing and quality are governed by ASME B18.5 specifications, ensuring consistency and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of restricted hazardous substances and safe for industrial and commercial use across global markets.