S-98911A035 5/8"-18 x 6 ft. Threaded Rods

Threaded Rods

1397FA00688 Threaded Rods
1397FA00688 Threaded Rods

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

Part No.
Part No. 1397FA00688
Equivalent to mcmaster :
98911A035

Basic Information

System of Measurement Inch
RoHS RoHS 3 (2015/863/EU) Compliant
REACH REACH (EC 1907/2006) (06/10/2022, 224 SVHC) Compliant

Dimension Parameters

Length 6 ft.

Thread Parameters

Thread Type UNF
Thread Size 5/8"-18
Threading Fully Threaded
Thread Direction Right Hand
Thread Spacing Fine
Thread Fit (External) Class 1A

Material & Strength Parameters

Material Steel
Tensile Strength 50000 psi
Hardness Rockwell B61
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 tensile performance with 50,000 psi rating ensures reliable load-bearing capacity in demanding applications
  • Precision Class 1A thread fit provides smooth assembly and optimal engagement with mating components
  • Full-length threading offers maximum flexibility for adjustment and positioning along the entire 6-foot length
  • UNF fine thread spacing delivers superior vibration resistance and improved clamping force retention
  • Rockwell B61 hardness provides excellent durability and wear resistance for extended service life
  • Right-hand thread direction ensures compatibility with standard industrial equipment and fastening systems
  • Regulatory compliance with RoHS 3 and REACH standards guarantees environmental responsibility and global market acceptance

Professional Applications & Engineering Value

This 5/8"-18 UNF fully threaded steel rod delivers critical engineering solutions where high tensile strength and precision threading are paramount. The Class 1A thread fit ensures smooth installation in machinery, construction frameworks, and industrial assemblies, reducing assembly time and preventing cross-threading issues. With fine UNF thread spacing, the rod maintains superior clamp load under vibration, making it ideal for automotive, manufacturing, and structural applications. The 6-foot length provides versatility for custom fabrication while the steel construction with Rockwell B61 hardness withstands harsh industrial environments, offering engineers a reliable component for critical connections that demand both strength and precision threading performance.

Specification Summary & Compliance

Manufactured to inch system standards with 5/8"-18 UNF fine threads and Class 1A thread fit tolerance for external threading. The rod features right-hand thread direction and full threading along its entire 6-foot length. Mechanical properties include 50,000 psi tensile strength and Rockwell B61 hardness. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial markets and environmentally conscious manufacturing operations.

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