S-98752A418 7/8"-9 x 5" ASTM A193 Threaded Rods

Key Features & Benefits at a Glance

• Exceptional Tensile Strength – With 125,000 PSI tensile strength, this rod provides reliable load-bearing capacity for high-stress structural and mechanical applications.
• Superior Corrosion Resistance – The Blue PTFE coating protects against rust, chemicals, and harsh environments, extending service life and reducing maintenance costs.
• High-Temperature & High-Pressure Suitability – Manufactured from ASTM Grade B7 steel, it maintains integrity under elevated temperatures and pressures, ideal for petrochemical and power generation uses.
• Precision Thread Fit – Class 2A thread fit ensures smooth, accurate engagement with nuts and tapped holes, minimizing assembly time and risk of cross-threading.
• Full Thread Engagement – The fully threaded, right-hand UNC coarse thread design allows for adjustable fastening depth and secure connections across the entire rod length.
• Certified Material Quality – Complies with ASTM A193 specifications, guaranteeing consistent material properties, Rockwell C35 hardness, and traceability for critical projects.
• Versatile Industrial Application – The coarse 7/8"-9 UNC thread profile offers excellent vibration resistance and quick assembly in heavy machinery, construction, and piping systems.

Professional Applications & Engineering Value

This 7/8"-9 UNC threaded rod is engineered to solve common industrial fastening challenges, such as joint failure under dynamic loads and corrosion in aggressive environments. The Blue PTFE-coated steel construction provides a low-friction, chemically inert surface that prevents galling and seizing, even in high-temperature settings like power plants and chemical processing equipment. Its fully threaded, right-hand coarse thread design ensures maximum grip and adjustability in structural bracing, pressure vessel assemblies, and machinery bases, reducing installation time while enhancing safety. By meeting ASTM A193 standards, it delivers predictable performance for engineers and procurement specialists requiring durable, high-strength fastening solutions with long-term reliability.

Specification Summary & Compliance

This rod features a Class 2A thread fit per UNC standards, ensuring dimensional accuracy and interchangeability. It conforms to ASTM A193 for high-temperature service and is made from ASTM Grade B7 steel with a tensile strength of 125,000 PSI and hardness of Rockwell C35. The product is fully threaded, 5 inches in length, with a 7/8"-9 coarse thread, and is compliant with industry regulations for material traceability and performance in critical applications.