S-91072A407 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
- Superior corrosion resistance with black-oxide steel coating, extending service life in harsh industrial environments
- Exceptional mechanical strength with 75,000 psi tensile rating and Rockwell B65 hardness for heavy-duty applications
- Precision thread engagement with Class 2B thread fit ensuring reliable connections and vibration resistance
- Versatile thread adaptation enabling seamless transition between 8-32 and 1/4"-20 thread systems
- Easy installation and removal with external 1/2" hex drive and 2 1/2" length for optimal tool access
- Regulatory compliance assurance meeting ASTM A108 standards and RoHS 3 environmental directives
- Dimensional stability through precision machining for consistent performance across industrial applications
Professional Applications & Engineering Value
This female hex thread adapter solves critical connection challenges in industrial assembly and maintenance operations. The black-oxide steel construction provides essential corrosion protection while maintaining the 75,000 psi tensile strength required for high-stress applications. Engineered with Class 2B thread fit precision, it eliminates cross-threading risks when adapting between 8-32 and 1/4"-20 thread systems. The external hex drive design ensures secure tool engagement for tight installations in confined spaces. Ideal for manufacturing equipment, automotive systems, and industrial machinery where reliable thread adaptation is critical for operational continuity and maintenance efficiency.
Specification Summary & Compliance
Manufactured to ASTM A108 specifications with Class 2B thread fit tolerance for both 8-32 and 1/4"-20 connections. Features precise dimensional control with 1/2" hex size and 2 1/2" hex length. Fully compliant with RoHS 3 (2015/863/EU) environmental standards under exemption 6(a)-I for lead as steel alloying element. The adapter maintains consistent thread engagement quality across industrial applications while meeting rigorous material and performance standards.
