S-93180A435 3/8"-16 x 1 3/4" ASME B18.5 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance in harsh environments thanks to 316 stainless steel construction, ideal for marine and chemical applications
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for reliable performance under heavy loads
• Secure anti-rotation locking provided by the square neck design, preventing bolt spin during installation and use
• Wide rounded head profile offers a larger bearing surface for enhanced load distribution and reduced surface damage
• Precision threading with UNC coarse Class 2A fit ensures easy, fast assembly and consistent engagement
• Full threading along the 1 3/4" length allows for maximum adjustability and secure fastening in various material thicknesses
• Compliance with industry standards including ASME B18.5, RoHS 3, and REACH for guaranteed quality and environmental safety

Professional Applications & Engineering Value

This 316 stainless steel carriage bolt is engineered to address critical challenges in demanding sectors like marine construction, chemical processing, and outdoor infrastructure. Its rounded head with square neck provides reliable anti-rotation, eliminating the need for additional locking components and speeding up assembly. The UNC coarse thread and Class 2A fit ensure quick installation even in tough conditions, reducing labor time. With full threading and high tensile strength, it maintains integrity in high-vibration environments, making it a top choice for securing heavy machinery, dock fixtures, and structural frameworks where corrosion resistance and durability are paramount.

Specification Summary & Compliance

This bolt adheres to precise dimensional standards, including a Class 2A thread fit for consistent tolerance and UNC coarse threading (3/8"-16) per common industrial practices. It meets ASME B18.5 specifications for carriage bolts, ensuring reliable performance. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it supports environmental and safety requirements in global supply chains.