S-92356A595 5/16"-18 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 reliable load-bearing capacity
• Effective anti-rotation performance due to the integrated square neck design, preventing bolt spin during installation and use
• Wide-ranging compatibility with UNC coarse threading and Class 2A fit ensuring easy assembly and secure fastening in various materials
• Enhanced durability in demanding applications through fully threaded design and rounded carriage head for distributed stress
• Regulatory compliance assurance meeting ASME B18.5 standards and environmental directives like RoHS 3 and REACH
• Versatile fastening solution with 3" length and right-hand thread direction suitable for construction, machinery, and industrial assemblies

Professional Applications & Engineering Value

This 5/16"-18 x 3" carriage bolt in 18-8 stainless steel addresses critical engineering challenges in industrial settings. The square neck securely locks into materials, eliminating rotation during torque application—a common issue in vibrating machinery or structural frameworks. Its fully threaded UNC coarse design with Class 2A fit provides consistent grip in wood, metal, and composite substrates, reducing installation time and preventing loosening. With a 70,000 psi tensile strength and corrosion-resistant properties, it ensures long-term reliability in outdoor equipment, agricultural machinery, and construction projects where exposure to moisture and stress is frequent. The rounded carriage head offers a flush finish, enhancing safety and aesthetics in visible applications.

Specification Summary & Compliance

This carriage bolt adheres to precise dimensional standards, including UNC coarse threads with Class 2A thread fit for consistent accuracy. It conforms to ASME B18.5 specifications for dimensional integrity and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety requirements for hazardous substance restrictions.