S-91072A335 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
- Seamless Thread Conversion – Enables reliable connection between 5/8"-11 and 3/4"-10 threaded components, eliminating compatibility issues in mixed-assembly systems.
- Enhanced Corrosion Resistance – Black-Oxide Steel surface treatment provides durable protection against rust and wear in demanding industrial environments.
- Superior Mechanical Strength – With Rockwell B65 hardness, the adapter maintains structural integrity under high-torque applications and repeated use.
- Precision Thread Engagement – Class 2B thread fit ensures consistent, vibration-resistant connections without cross-threading risks.
- Efficient Installation & Removal – External hex drive with 1" hex size and 2" length offers ample tool grip for quick assembly and disassembly.
- Regulatory Compliance Assurance – Meets REACH and RoHS 3 standards, ensuring safe use in regulated industries and global markets.
- Standardized Manufacturing Quality – Fabricated to ASTM A108 specifications, guaranteeing dimensional accuracy and batch-to-batch consistency.
Professional Applications & Engineering Value
This female hex thread adapter solves critical challenges in industrial maintenance, machinery assembly, and fluid system integration where thread size mismatches cause downtime. The Black-Oxide Steel construction combined with Rockwell B65 hardness resists mechanical stress and environmental degradation, making it ideal for heavy-duty applications in construction, automotive, and manufacturing sectors. Its Class 2B thread fit provides reliable sealing and load distribution, while the external hex drive design allows for high-torque installation using standard wrenches. By enabling precise 5/8"-11 to 3/4"-10 adaptation, this component reduces inventory needs for custom fittings and enhances operational efficiency in multi-thread systems.
Specification Summary & Compliance
This adapter maintains Class 2B thread fit tolerances per ASME/ANSI standards for both 5/8"-11 and 3/4"-10 threads, ensuring interchangeability. Manufacturing follows ASTM A108 material specifications, and the product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) directives, including exemption 6(a) for lead as a steel alloying element.
