S-98434A101 ASTM A582 Inch-to-Inch Female Hex Thread Adapters

Key Features & Benefits at a Glance

• Seamless Thread Conversion – Effortlessly adapts between 2-56 and 4-40 inch threads, eliminating compatibility issues in precision assemblies.
• Superior Corrosion Resistance – Constructed from 18-8 Stainless Steel to withstand harsh environments, reducing maintenance and replacement costs.
• High Mechanical Strength – With 85,000 psi tensile strength and Rockwell B80 hardness, it ensures reliable performance under high-stress conditions.
• Precision Thread Fit – Class 2B thread fit on both sides guarantees secure, vibration-resistant connections without cross-threading risks.
• Easy Installation & Removal – External hex drive (5/16" size) allows for quick tool engagement, speeding up assembly and disassembly processes.
• Compliance with Industry Standards – Meets ASTM A582 specifications and is REACH & RoHS 3 compliant, ensuring safe and regulated use in global markets.
• Durable Hex Design – Hex-shaped body with 7/16" length provides enhanced grip and torque application, minimizing slippage during tightening.

Professional Applications & Engineering Value

This female hex thread adapter is engineered to solve critical challenges in precision mechanical systems where thread size mismatches can cause downtime or failure. Made from 18-8 Stainless Steel, it offers excellent corrosion resistance and durability, ideal for applications in electronics, aerospace, and industrial machinery that face exposure to moisture, chemicals, or temperature variations. The Class 2B thread fit ensures tight, reliable connections that resist loosening under vibration, while the external hex drive design allows for efficient installation with standard tools. By converting 2-56 to 4-40 threads, this adapter streamlines inventory and reduces the need for custom parts, enhancing operational efficiency in B2B procurement and assembly lines.

Specification Summary & Compliance

This adapter features precise Class 2B thread fit on both 2-56 and 4-40 inch threads, with thread lengths of 1/8" each, ensuring dimensional accuracy per industry standards. It conforms to ASTM A582 for material consistency and is compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU), supporting environmental and safety regulations in professional use.