S-98750A526 1 1/4"-7 x 6" ASTM A193 Threaded Rods

Threaded Rods

1391FA00303 Threaded Rods
1391FA00303 Threaded Rods

Image may differ from product. See technical specification for details.

Part No.
Part No. 1391FA00303
Equivalent to mcmaster :
98750A526

Basic Information

System of Measurement Inch
Specifications Met ASTM A193
RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant

Dimension Parameters

Length 6"

Thread Parameters

Thread Type UNC
Thread Size 1 1/4"-7
Threading Fully Threaded
Thread Direction Right Hand
Thread Spacing Coarse
Thread Fit (External) Class 2A

Material & Strength Parameters

Material Steel
Fastener Strength Grade/Class ASTM Grade B7
Tensile Strength 125000 psi
Hardness Rockwell C35
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Exceptional load-bearing capacity with 125,000 psi tensile strength for reliable performance in high-stress applications
  • Superior durability and wear resistance thanks to Rockwell C35 hardness and ASTM Grade B7 steel construction
  • Precision thread engagement with Class 2A fit ensuring consistent fastening and reduced assembly issues
  • Optimized for quick installation through coarse UNC threading and right-hand direction for standard tool compatibility
  • Full-length threading versatility across the entire 6-inch length for adjustable positioning and flexible connections
  • Compliance with rigorous industry standards including ASTM A193 for material consistency and performance reliability
  • Environmentally responsible manufacturing with RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

This 1 1/4"-7 UNC threaded rod delivers critical engineering solutions where high tensile strength and durability are paramount. Manufactured from ASTM Grade B7 steel, it withstands extreme pressures and temperatures in industrial settings, preventing failures in structural supports, machinery anchoring, and pressure vessel assemblies. The fully threaded design with coarse UNC threading allows for unlimited adjustment points, while the Class 2A thread fit ensures smooth engagement with nuts and components, reducing galling and cross-threading risks. Ideal for construction, oil and gas, and heavy equipment applications, this rod provides long-term reliability under dynamic loads and harsh environments.

Specification Summary & Compliance

This threaded rod meets precise dimensional standards with Class 2A thread fit and UNC coarse thread specifications in the inch system. It conforms to ASTM A193 for high-temperature service and is manufactured from ASTM Grade B7 steel with 125,000 psi tensile strength and Rockwell C35 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial fastener applications.

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