S-98957A739 7/8"-9 x 6 ft. ASTM A193 Threaded Rods

Threaded Rods

1391FA00570 Threaded Rods
1391FA00570 Threaded Rods

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

Part No.
Part No. 1391FA00570
Equivalent to mcmaster :
98957A739

Basic Information

System of Measurement Inch
Specifications Met ASTM A193
RoHS RoHS 3 (2015/863/EU) Compliant

Dimension Parameters

Length 6 ft.

Thread Parameters

Thread Type UNC
Thread Size 7/8"-9
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, extending service life in demanding environments
  • Precision threading with Class 2A fit ensures smooth assembly and secure fastening with standard nuts
  • Full 6-foot length with complete threading provides maximum flexibility for custom cutting and installation
  • Industry-standard UNC coarse threading offers excellent resistance to vibration loosening and quick assembly
  • Compliant with ASTM A193 specifications guaranteeing consistent quality and performance for industrial use
  • RoHS 3 compliant material ensures environmental responsibility without compromising mechanical properties

Professional Applications & Engineering Value

This Grade B7 steel threaded rod delivers critical performance where failure is not an option. The combination of 125,000 psi tensile strength and Rockwell C35 hardness makes it ideal for structural applications, heavy machinery anchoring, and pressure vessel systems where thermal and mechanical stresses are constant concerns. The fully threaded 7/8"-9 UNC design with Class 2A thread fit ensures precise engagement throughout the entire 6-foot length, eliminating weak points while providing versatility for custom fabrication. Engineers specify this ASTM A193 compliant rod for critical connections in construction, oil and gas, and manufacturing sectors where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

This inch-system threaded rod features 7/8"-9 UNC coarse threading with Class 2A external thread fit and right-hand direction. Manufactured from ASTM Grade B7 steel meeting ASTM A193 specifications, it delivers 125,000 psi tensile strength and Rockwell C35 hardness. The product is RoHS 3 (2015/863/EU) compliant and suitable for industrial applications requiring precise dimensional accuracy and consistent mechanical properties.

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