S-98957A618 1 3/8"-6 x 3 ft. ASTM A193 Threaded Rods

Threaded Rods

1391FA00539 Threaded Rods
1391FA00539 Threaded Rods

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

Part No.
Part No. 1391FA00539
Equivalent to mcmaster :
98957A618

Basic Information

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

Dimension Parameters

Length 3 ft.

Thread Parameters

Thread Type UNC
Thread Size 1 3/8"-6
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
In Stock
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Key Features & Benefits at a Glance

  • Exceptional load-bearing capacity with 125,000 psi tensile strength for reliable performance in demanding applications
  • Superior durability and wear resistance thanks to Rockwell C35 hardness, extending service life in industrial environments
  • Optimized thread engagement with Class 2A thread fit and coarse UNC spacing for faster assembly and secure connections
  • Full-length threading provides maximum flexibility for adjustable positioning and easy installation
  • High-temperature and pressure resistance compliant with ASTM A193 Grade B7 specifications for critical applications
  • Environmental compliance with RoHS 3 standards, ensuring safe use in regulated industries
  • Right-hand threading design offers standard, intuitive installation compatible with common industrial components

Professional Applications & Engineering Value

This 1 3/8"-6 UNC threaded rod manufactured from ASTM A193 Grade B7 steel delivers critical performance where structural integrity is non-negotiable. The fully threaded design allows for unlimited nut positioning along the entire 3-foot length, solving alignment challenges in construction, machinery assembly, and pressure vessel applications. The coarse thread spacing combined with Class 2A thread fit ensures rapid installation while maintaining vibration resistance in high-stress environments. With its 125,000 psi tensile strength and Rockwell C35 hardness, this rod withstands extreme mechanical loads and environmental factors, making it ideal for petrochemical plants, heavy equipment manufacturing, and structural supports where failure is not an option.

Specification Summary & Compliance

This threaded rod features precision 1 3/8"-6 UNC threading with Class 2A thread fit and coarse thread spacing. Manufactured to ASTM A193 Grade B7 specifications, it delivers 125,000 psi tensile strength and Rockwell C35 hardness. The product is RoHS 3 (2015/863/EU) compliant and meets all relevant industrial standards for heavy-duty fastening applications.

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