S-98957A123 5/16"-18 x 1.5 ft. ASTM A193 Threaded Rods

Threaded Rods

1391FA00438 Threaded Rods
1391FA00438 Threaded Rods

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

Part No.
Part No. 1391FA00438
Equivalent to mcmaster :
98957A123

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 1.5 ft.

Thread Parameters

Thread Type UNC
Thread Size 5/16"-18
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 demanding applications
  • Superior durability and wear resistance thanks to Rockwell C35 hardness and ASTM A193 Grade B7 steel construction
  • Precise thread engagement with Class 2A thread fit ensuring consistent fastening performance
  • Versatile installation compatibility through 5/16"-18 UNC coarse threading and right-hand thread direction
  • Full-length threading convenience allowing adjustable positioning and easy nut placement along the entire 1.5 ft length
  • Regulatory compliance assurance meeting RoHS 3 and REACH environmental standards for global industrial use
  • Heavy-duty application readiness with ASTM specifications ensuring consistent quality and performance reliability

Professional Applications & Engineering Value

This high-strength threaded rod delivers exceptional engineering value through its ASTM Grade B7 steel composition and UNC coarse threading, specifically designed to address critical industrial fastening challenges. The fully threaded 1.5-foot configuration provides maximum flexibility for applications requiring adjustable tensioning and secure connections in structural frameworks, machinery assembly, and pressure vessel systems. With 125,000 psi tensile strength and Rockwell C35 hardness, this rod effectively resists deformation under heavy loads and vibration, solving common failure points in industrial environments. The Class 2A thread fit ensures precise mating with standard nuts while the right-hand thread direction maintains compatibility with conventional installation tools and procedures, streamlining maintenance and assembly operations across manufacturing, construction, and energy sectors.

Specification Summary & Compliance

This threaded rod maintains Class 2A thread fit precision with 5/16"-18 UNC coarse threading and right-hand direction. Manufactured to ASTM A193 Grade B7 specifications, it delivers consistent 125,000 psi tensile strength and Rockwell C35 hardness. The product fully complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use in global industrial applications while meeting stringent quality and performance standards.

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