S-95735A127 M8 x 18 mm JIS B 1189 Type 2 JIS High-Strength Steel Flanged Hex Head Screws

Key Features & Benefits at a Glance

• Maximum Load Capacity: Class 10.9 strength rating and 150,000 psi tensile strength ensure reliable performance in high-stress applications
• Superior Corrosion Resistance: Zinc-plated steel construction provides excellent protection against rust and environmental degradation
• Enhanced Fastening Efficiency: External hex drive and flanged design allow for quick installation and increased bearing surface area
• Precision Thread Engagement: M8 coarse thread with 1.25mm pitch and Class 6g fit guarantees secure, vibration-resistant connections
• Industry Compliance: JIS B 1189 Type 2 certification ensures consistent quality and international standard compatibility
• Exceptional Durability: Rockwell C32 hardness maintains structural integrity under repeated stress and heavy loads
• Versatile Application Range: 18mm length with full threading provides flexibility across various industrial fastening requirements

Professional Applications & Engineering Value

These M8 hex head screws deliver exceptional engineering value in demanding industrial environments where vibration resistance and structural integrity are critical. The zinc-plated steel construction provides superior corrosion protection for outdoor equipment, machinery, and automotive applications exposed to harsh conditions. The flanged design eliminates the need for separate washers, reducing assembly time while providing increased clamping force distribution. With Class 10.9 strength rating and coarse thread configuration, these fasteners maintain secure connections in high-vibration environments common in construction equipment, industrial machinery, and heavy-duty manufacturing applications. The external hex drive ensures easy installation with standard tools, making them ideal for maintenance and production lines where efficiency is paramount.

Specification Summary & Compliance

This metric hex head screw features precise M8 x 1.25mm coarse threading with Class 6g thread fit tolerance for consistent engagement. The fastener meets JIS B 1189 Type 2 specifications and complies with international metric standards. Manufacturing follows strict quality controls to maintain dimensional accuracy, including 12mm head width, 8mm head height, and 17.5mm flange diameter. The Class 10.9 strength classification corresponds to minimum tensile strength requirements of 150,000 psi, supported by Rockwell C32 hardness testing. The zinc-plated surface treatment provides environmental protection while maintaining compliance with industrial fastener standards for heavy-duty applications.