S-92912A114 ASTM A108, ASTM B633 Metric-to-Metric Female Hex Thread Adapters

Key Features & Benefits at a Glance

• Enhanced Durability - Zinc-plated steel construction with Rockwell B85 hardness provides superior corrosion resistance and long-term reliability in harsh industrial environments.
• High Tensile Strength - 78,000 psi tensile strength ensures secure connections under heavy loads, reducing the risk of mechanical failure.
• Precision Thread Fit - Class 6H thread tolerance on both ends guarantees accurate mating with standard metric fasteners, minimizing cross-threading and assembly errors.
• Easy Installation - External 13mm hex drive with 50mm length offers excellent tool grip and torque application for quick, secure installations.
• Versatile Adaptation - Seamlessly connects M8 x 1.25 mm to M3.5 x 0.6 mm metric threads, eliminating the need for multiple adapters in complex assemblies.
• Industry Compliance - Meets ASTM A108 and ASTM B633 specifications, ensuring material quality and manufacturing consistency for professional applications.
• Environmental Safety - RoHS 3 compliant design supports sustainable manufacturing practices while maintaining performance standards.

Professional Applications & Engineering Value

This metric-to-metric female hex thread adapter solves critical connection challenges in industrial equipment, automation systems, and precision machinery where different metric thread sizes must interface reliably. The zinc-plated steel construction provides essential corrosion protection for manufacturing environments exposed to moisture or chemicals, while the Class 6H thread fit ensures vibration-resistant connections that maintain integrity under dynamic loads. The combination of 78,000 psi tensile strength and Rockwell B85 hardness makes this female hex adapter ideal for high-stress applications in automotive assembly, industrial robotics, and heavy equipment maintenance where failure is not an option. The external hex drive design allows for easy installation in confined spaces, streamlining maintenance procedures and reducing assembly time.

Specification Summary & Compliance

This adapter features precision Class 6H thread fit on both M8 x 1.25 mm and M3.5 x 0.6 mm ends, manufactured to ASTM A108 and ASTM B633 specifications for consistent quality and performance. The product is fully RoHS 3 (2015/863/EU) compliant with exemption 6(a)-I, meeting international environmental standards while maintaining the mechanical properties required for industrial use. All dimensions including the 13mm hex size, 50mm hex length, and specified thread lengths are manufactured to metric system tolerances suitable for professional applications.