S-91082A106 ASTM A108, ASTM B633 Inch-to-Metric Female Hex Thread Adapters

Key Features & Benefits at a Glance

• Seamless Inch-to-Metric Conversion: Effortlessly connect 6-32 (inch) to M3 (metric) components, eliminating compatibility issues and streamlining mixed-standard assemblies.
• Exceptional Durability & Corrosion Resistance: Constructed from zinc-plated steel for reliable protection against rust and wear in demanding industrial environments.
• High Mechanical Strength for Demanding Applications: With a 78,000 psi tensile strength and Rockwell B85 hardness, this adapter withstands high stress and vibration without failure.
• Secure and Reliable Thread Engagement: Precision-machined Class 2B (inch) and Class 6H (metric) thread fits ensure tight, secure connections that resist loosening.
• Easy Installation with Standard Tools: The external hex drive (3/16" size) allows for quick and easy installation using common wrenches, reducing assembly time.
• Compliance with Industry Standards: Manufactured to meet ASTM A108 specifications, guaranteeing consistent quality and performance in line with engineering requirements.
• Environmentally Conscious Manufacturing: RoHS 3 compliant, ensuring the adapter is free from hazardous substances for use in regulated markets and applications.

Professional Applications & Engineering Value

This female hex thread adapter is engineered to solve critical connectivity challenges in industrial and engineering settings where inch and metric systems intersect. The robust zinc-plated steel construction provides excellent corrosion resistance, making it ideal for machinery, automotive assemblies, and electronic enclosures exposed to harsh conditions. Its high tensile strength and precise Class 2B/6H thread fit prevent cross-threading and ensure a vibration-resistant, leak-proof seal in high-stress applications. By enabling reliable thread size conversion from 6-32 to M3, it reduces inventory needs for multiple fasteners and minimizes assembly errors, enhancing overall operational efficiency and equipment longevity.

Specification Summary & Compliance

This adapter features precision Class 2B (inch) and Class 6H (metric) thread fits for accurate engagement. It is manufactured in compliance with ASTM A108 and ASTM B633 standards, ensuring dimensional accuracy and material integrity. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(a)-I, confirming its suitability for use in environmentally regulated applications without compromising performance.