S-98758A602 3/4"-10 x 2 1/2" ASTM A193 Threaded Rods

Threaded Rods

1391FA00402 Threaded Rods
1391FA00402 Threaded Rods

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

Part No.
Part No. 1391FA00402
Equivalent to mcmaster :
98758A602

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 2 1/2"

Thread Parameters

Thread Type UNC
Thread Size 3/4"-10
Threading Fully Threaded
Thread Direction Right Hand
Thread Spacing Coarse
Thread Fit (External) Class 2A

Material & Strength Parameters

Material Black-Oxide 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.
  • Superior corrosion resistance from the black-oxide steel finish extends service life in harsh industrial environments, minimizing maintenance needs.
  • High hardness rating (Rockwell C35) provides excellent wear resistance, maintaining thread integrity through repeated use.
  • Full threading design allows for maximum adjustability and secure fastening along the entire 2 1/2" length.
  • Precision UNC coarse threading with Class 2A fit ensures easy assembly and reliable engagement with mating components.
  • Compliance with ASTM A193 Grade B7 guarantees material quality and performance consistency for critical applications.
  • Environmental regulation compliance (RoHS 3 & REACH) ensures safe use in regulated industries and global markets.

Professional Applications & Engineering Value

This high-strength threaded rod solves critical engineering challenges in heavy-duty industrial applications where both mechanical performance and corrosion resistance are paramount. The black-oxide steel construction provides superior protection against rust and degradation in demanding environments such as chemical processing, construction, and machinery assembly. The fully threaded design with 3/4"-10 UNC coarse threading enables versatile installation and precise tension adjustment, while the Class 2A thread fit ensures consistent engagement without binding. Engineered to ASTM A193 Grade B7 specifications, this rod maintains structural integrity under extreme loads, making it ideal for pressure vessels, structural supports, and other critical fastening applications where failure is not an option.

Specification Summary & Compliance

This threaded rod features 3/4"-10 UNC coarse threads with Class 2A thread fit precision and right-hand thread direction. Manufactured from black-oxide steel to ASTM A193 Grade B7 specifications, it delivers 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) environmental standards, ensuring regulatory acceptance for industrial use worldwide.

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