S-92912A112 ASTM A108, ASTM B633 Metric-to-Metric Female Hex Thread Adapters

Key Features & Benefits at a Glance

• Precise metric thread conversion enables seamless connections between M6 x 1mm and M5 x 0.8mm components, reducing assembly errors and improving system integration.
• Superior corrosion resistance with zinc-plated steel construction ensures long-term durability in humid or demanding industrial environments.
• High-strength performance with 78,000 psi tensile strength and Rockwell B85 hardness withstands heavy loads and repetitive stress without failure.
• Secure external hex drive (13mm) provides reliable tool engagement for easy installation and removal, minimizing slippage and tool damage.
• Accurate Class 6H thread fit guarantees tight, vibration-resistant connections that maintain integrity under dynamic operating conditions.
• Compliance with ASTM A108/B633 standards ensures consistent material quality and manufacturing precision for reliable industrial use.
• RoHS 3 compliant construction meets environmental regulations while maintaining mechanical performance with approved exemptions.

Professional Applications & Engineering Value

This female hex thread adapter solves critical challenges in machinery assembly, automotive systems, and precision equipment where metric thread adaptation is required. The zinc-plated steel material provides excellent corrosion resistance, extending service life in exposed or high-moisture applications. With a Rockwell B85 hardness and 78,000 psi tensile strength, it maintains structural integrity under vibration and heavy loads, preventing thread stripping or connection failure. The external hex drive design allows for quick installation using standard tools, reducing assembly time in production lines. Its Class 6H thread fit ensures precise engagement between different metric sizes, eliminating play and maintaining alignment in critical connections. Ideal for industrial maintenance, manufacturing equipment, and automotive applications where reliable thread size adaptation is essential for operational continuity.

Specification Summary & Compliance

This adapter features Class 6H thread fit tolerance on both M6 x 1mm and M5 x 0.8mm threads, ensuring precision alignment. Manufacturing follows ASTM A108 for steel bar quality and ASTM B633 for zinc plating specifications. The product is RoHS 3 (2015/863/EU) compliant with exemption 6(a)-I for lead as an alloying element in steel, meeting international environmental standards while maintaining mechanical performance.