S-91072A371 ASTM A582 Inch-to-Inch Female Hex Thread Adapters

Key Features & Benefits at a Glance

• Corrosion-resistant 18-8 Stainless Steel construction ensures long-term reliability in harsh industrial environments, reducing replacement costs and downtime.
• High tensile strength of 85,000 psi provides exceptional load-bearing capacity for secure, heavy-duty connections that withstand high stress.
• Rockwell B80 hardness rating offers superior wear resistance, maintaining thread integrity and adapter shape through repeated use.
• Precision Class 2B thread fit on both sides guarantees smooth, secure mating with male fasteners, minimizing cross-threading and assembly errors.
• 3/8" external hex drive design allows for easy installation and removal with standard tools, speeding up assembly and maintenance workflows.
• Compliance with REACH and RoHS 3 standards ensures environmental safety and regulatory acceptance for global supply chains and sensitive applications.
• Dual female thread design (4-40 to 10-32) enables versatile adaptation between different inch-sized components, simplifying inventory and increasing assembly flexibility.

Professional Applications & Engineering Value

This female hex thread adapter is engineered to solve critical connectivity challenges in precision assembly and maintenance operations. Crafted from 18-8 Stainless Steel, it resists oxidation and chemical exposure, making it ideal for applications in electronics, aerospace, and automotive sectors where corrosion resistance and material integrity are paramount. The external hex drive and Class 2B thread fit ensure quick, tool-friendly installation without compromising on alignment or torque transfer, reducing the risk of thread damage and rework. By seamlessly adapting between 4-40 and 10-32 thread sizes, this adapter eliminates the need for multiple custom fittings, streamlining B2B procurement and enhancing operational efficiency in fast-paced industrial environments.

Specification Summary & Compliance

This adapter meets ASTM A582 specifications for material quality and performance. Threads are manufactured to Class 2B fit standards, ensuring consistent dimensional accuracy and reliable engagement. The product is fully compliant with REACH (EC 1907/2006) and RoHS 3 (2015/863/EU) regulations, supporting sustainable and safe usage across global markets.