S-91072A328 ASTM A108 Inch-to-Inch Female Hex Thread Adapters
Inch-to-Inch Female Hex Thread Adapters
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Basic Information
Material & Strength Parameters
End A Thread Parameters
End B Thread Parameters
Hex Parameters
Drive Parameters
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Key Features & Benefits at a Glance
- Enhanced corrosion resistance with black-oxide steel finish for extended service life in harsh industrial environments
- Superior thread engagement with Class 2B thread fit ensuring reliable, vibration-resistant connections in both thread sizes
- Optimized torque transmission through 5/8" external hex drive design for secure installation with standard tools
- Consistent mechanical performance with Rockwell B65 hardness providing reliable strength under repeated assembly cycles
- Seamless thread conversion capability enabling precise adaptation between 1/4"-20 and 1/2"-13 threaded components
- Regulatory compliance assurance meeting REACH and RoHS 3 standards for global industrial applications
- Robust construction manufactured to ASTM A108 specifications for dependable performance in demanding conditions
Professional Applications & Engineering Value
This female hex thread adapter delivers critical engineering solutions for industrial assembly challenges where thread size conversion is required. The black-oxide steel construction provides superior corrosion protection in manufacturing environments, while the Rockwell B65 hardness ensures dimensional stability under mechanical stress. The external hex drive with 5/8" size offers excellent torque transmission for secure installations in equipment maintenance, machinery assembly, and production line applications. Engineered with Class 2B thread fit in both 1/4"-20 and 1/2"-13 connections, this inch-to-inch adapter maintains precise alignment and prevents cross-threading issues, making it ideal for hydraulic systems, power transmission equipment, and industrial machinery where reliable thread adaptation is essential for operational continuity.
Specification Summary & Compliance
This adapter features Class 2B thread fit for both 1/4"-20 and 1/2"-13 connections, ensuring precision threading with standard industrial tolerances. Manufactured to ASTM A108 specifications, the component maintains consistent dimensional accuracy. The product is fully compliant with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) standards with exemption 6(a) for lead as an alloying element in steel, meeting international environmental and safety requirements for industrial components.
