S-91565A592 5/16"-18 x 2 1/4" Threaded Rods

Key Features & Benefits at a Glance

• Exceptional Tensile Performance: Withstands up to 50,000 psi tensile loads, ensuring reliable fastening in demanding industrial environments.
• Precision Thread Fit: Class 1A thread fit provides smooth assembly and disassembly, reducing installation time and labor costs.
• Robust Material Durability: Made from high-strength steel with Rockwell B61 hardness, offering excellent resistance to wear and deformation.
• Full Threading Design: Fully threaded along the 2-1/4" length allows for adjustable nut positioning and versatile application setups.
• Standardized Coarse Threading: 5/16"-18 UNC right-hand coarse threads ensure compatibility with common nuts and tools, minimizing cross-threading risks.
• Environmental Compliance: RoHS 3 and REACH compliant, meeting strict regulations for hazardous substance control in global markets.
• Corrosion Resistance Ready: Steel construction provides a solid base for additional coatings, enhancing longevity in harsh conditions.

Professional Applications & Engineering Value

This 5/16"-18 UNC fully threaded steel rod is engineered to address common challenges in assembly and machinery, where consistent thread engagement and high load capacity are critical. The Class 1A thread fit and coarse threading reduce the risk of stripping during high-speed installations, while the 50,000 psi tensile strength ensures integrity under dynamic stresses. Ideal for construction, automotive, and heavy equipment applications, it provides a dependable solution for bracing, framing, and permanent fastening, where Rockwell B61 hardness prevents premature failure. Its compliance with RoHS and REACH standards makes it suitable for export-sensitive industries, offering peace of mind in regulated environments.

Specification Summary & Compliance

This rod features precise inch system measurements with a 2-1/4" length and 5/16"-18 UNC coarse threads in a right-hand direction, conforming to Class 1A thread fit standards for external threading. Manufacturing adheres to common industrial specifications for dimensional accuracy, and it is verified to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring no hazardous substances above regulated thresholds.