S-91305A104 M2 x 5 mm JCIS10-70 JIS Steel Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding environments
• Precise Class 4h thread fit ensures reliable engagement and vibration resistance in assembled components
• High tensile strength (60,000 PSI) provides exceptional load-bearing capacity for critical fastening applications
• JIS No. 0 drive compatibility offers secure tool engagement and reduces stripping during installation
• 90° countersink angle design enables flush mounting for clean, professional finishes
• Fully threaded body maximizes grip length and distributes stress evenly across the fastener
• Rockwell B71 hardness rating maintains structural integrity under repeated mechanical stress

Professional Applications & Engineering Value

These M2 metric flat head screws deliver exceptional performance in precision assembly applications where space constraints and reliability are paramount. The zinc-plated steel construction provides essential corrosion protection for electronics enclosures, machinery components, and automotive assemblies exposed to moderate environmental conditions. The JIS drive style ensures compatibility with standard industrial tools while minimizing cam-out incidents during high-torque installation. With their coarse thread spacing and Class 4h thread fit, these fasteners offer rapid installation and secure holding power in materials ranging from plastics to thin metals, reducing assembly time while maintaining joint integrity in vibration-prone environments.

Specification Summary & Compliance

This flat head screw features M2 x 0.4mm thread specifications with Class 4h thread tolerance according to metric standards. The product meets JCIS10-70 specifications for dimensional accuracy and performance requirements. Manufacturing complies with RoHS 3 (2015/863/EU) environmental directives, ensuring restriction of hazardous substances. The fully threaded design with 5mm length and standard flat head profile maintains consistent mechanical properties throughout the fastener body.