S-91072A389 ASTM A108, ASTM B633 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
- Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
- Exceptional load-bearing capacity with 75,000 psi tensile strength, ensuring reliable performance under high-stress conditions
- Enhanced durability from Rockwell B65 hardness, maintaining thread integrity through repeated installation cycles
- Precision thread alignment with Class 2B fit on both ends, preventing cross-threading and ensuring secure connections
- Convenient external hex drive with 1/2" hex size and 2 1/2" length, providing ample torque application surface
- Versatile thread conversion capability between 6-32 and 1/4"-20 systems, eliminating the need for multiple adapters
- Regulatory compliance assurance with RoHS 3 and ASTM standards, meeting international quality and safety requirements
Professional Applications & Engineering Value
This female hex thread adapter solves critical connection challenges in industrial assembly and maintenance operations. The zinc-plated steel construction provides essential corrosion protection for equipment exposed to moisture or chemical environments, while the Rockwell B65 hardness ensures the adapter maintains dimensional stability under repeated torque applications. Engineers benefit from the precise Class 2B thread fit on both 6-32 and 1/4"-20 ends, which eliminates play and vibration-induced loosening in machinery, automotive, and electrical applications. The external hex drive design with substantial 2 1/2" length accommodates standard wrenches for secure installation in confined spaces, making it ideal for production lines and field service where reliable thread conversion is essential for operational continuity.
Specification Summary & Compliance
This adapter maintains precision Class 2B thread fit on both connection ends with 6-32 and 1/4"-20 thread specifications. Manufacturing complies with ASTM A108 and ASTM B633 standards for material quality and plating performance. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(a)-I for lead as an alloying element in steel, ensuring environmental regulatory adherence for international industrial applications.
