S-98750A628 1 1/8"-8 x 8" ASTM A193 Threaded Rods

Threaded Rods

1391FA00310 Threaded Rods
1391FA00310 Threaded Rods

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

Part No.
Part No. 1391FA00310
Equivalent to mcmaster :
98750A628

Basic Information

System of Measurement Inch
Specifications Met ASTM A193
RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (07/08/2021, 219 SVHC) Compliant

Dimension Parameters

Length 8"

Thread Parameters

Thread Type UN
Thread Size 1 1/8"-8
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 tensile strength of 125,000 psi ensures reliable performance in high-stress applications, reducing the risk of fastener failure.
  • ASTM Grade B7 steel construction provides superior durability and resistance to heavy loads, extending service life in demanding environments.
  • Fully threaded design allows for versatile positioning and secure fastening along the entire 8" length, enhancing installation flexibility.
  • Class 2A thread fit with UN coarse threading offers easier assembly and improved resistance to vibration loosening in industrial settings.
  • Rockwell C35 hardness ensures excellent wear resistance, maintaining thread integrity through repeated use.
  • RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for global supply chain integration.
  • Right-hand thread direction simplifies installation with standard tools, reducing labor time and errors.

Professional Applications & Engineering Value

This 1 1/8"-8 threaded rod is engineered from ASTM Grade B7 steel to address critical needs in high-pressure and high-temperature applications, such as petrochemical plants, power generation, and heavy machinery. The fully threaded configuration with UN coarse threads ensures consistent grip and load distribution, minimizing stress concentrations that lead to fatigue failures. Its 125,000 psi tensile strength and Rockwell C35 hardness provide reliable performance under extreme conditions, while compliance with ASTM A193 standards assures quality and interoperability in industrial threaded rod assemblies. This rod is ideal for anchoring, structural bracing, and custom fastener solutions where durability and precision are paramount.

Specification Summary & Compliance

This product features a Class 2A thread fit with UN coarse thread spacing, ensuring dimensional accuracy per industry standards. It meets ASTM A193 specifications for material and manufacturing, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, supporting safe and sustainable use in global markets.

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