S-90185A431 7/16"-14 x 1 1/2" ASME B18.5, SAE J429 Carriage Bolts
Carriage Bolts
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Basic Information
Head Parameters
Neck & Shank Parameters
Dimension Parameters
Thread Parameters
Material & Strength Parameters
Finish & Compliance Parameters
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction for extended service life in harsh environments
- Exceptional load-bearing capacity with Grade 5 classification and 120,000 psi tensile strength for heavy-duty applications
- Precise thread engagement with Class 3A thread fit ensuring reliable, vibration-resistant connections
- Easy installation and anti-rotation with square neck design that prevents spinning during tightening
- Optimized thread performance with UNC coarse threading providing faster assembly and better debris resistance
- Consistent hardness at Rockwell C25 for reliable performance under repeated stress and load conditions
- Full regulatory compliance meeting ASME B18.5, RoHS 3, and REACH standards for quality assurance
Professional Applications & Engineering Value
These Grade 5 zinc-plated steel carriage bolts deliver exceptional engineering value for demanding industrial applications where corrosion resistance and structural integrity are paramount. The combination of 120,000 psi tensile strength and Rockwell C25 hardness ensures reliable performance in heavy machinery, structural frameworks, and transportation equipment. The square neck design provides positive locking against rotation during installation, while the UNC coarse threading offers superior engagement in wood, metal, and composite materials. The zinc-plated finish protects against environmental degradation, making these carriage bolts ideal for outdoor structures, agricultural equipment, and construction applications where exposure to moisture and chemicals is common.
Specification Summary & Compliance
This 7/16"-14 carriage bolt features precise Class 3A thread fit tolerance and UNC coarse threading for optimal performance. Manufactured to ASME B18.5 specifications and SAE J429 Grade 5 standards, ensuring dimensional accuracy and mechanical properties. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, providing assurance of material safety and regulatory adherence for industrial applications.
