S-90185A883 3/4"-10 x 5" ASME B18.5, SAE J429 Carriage Bolts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh industrial environments
• Exceptional mechanical strength with Grade 5 classification and 120,000 psi tensile strength for heavy-duty applications
• Reliable anti-rotation performance through integrated square neck design that prevents spinning during installation
• Optimized thread engagement with UNC coarse threading and Class 2A fit for faster assembly and secure fastening
• Enhanced durability with Rockwell C25 hardness rating that maintains structural integrity under high stress conditions
• Full-thread versatility allowing installation at any point along the 5" length for flexible application requirements
• Regulatory compliance assurance meeting ASME B18.5, SAE J429 standards plus RoHS 3 and REACH environmental directives

Professional Applications & Engineering Value

This Grade 5 zinc-plated steel carriage bolt delivers critical engineering solutions for industrial applications where vibration resistance and structural integrity are paramount. The combination of 120,000 psi tensile strength and Rockwell C25 hardness ensures reliable performance in heavy machinery, construction frameworks, and transportation equipment. The square neck design provides essential anti-rotation capability, eliminating the need for secondary locking mechanisms while the UNC coarse threads enable rapid installation in wood, metal, and composite materials. The zinc-plated finish offers corrosion protection for outdoor applications and harsh environments, making these carriage bolts ideal for structural connections requiring both strength and environmental resistance.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2A thread fit tolerance for consistent performance. The 3/4"-10 UNC coarse thread configuration follows standardized threading specifications while the 5" length provides versatile fastening capability. Compliant with ASME B18.5 and SAE J429 manufacturing standards, ensuring dimensional accuracy and mechanical properties. Meets environmental regulations including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance for restricted substance control.