S-91305A009 M1.7 x 5 mm JCIS10-70 JIS Steel Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ensuring long-term reliability in various environments
• Precise installation and flush finishing thanks to the standard 90° countersink angle and flat head design
• Excellent thread engagement and holding power from the coarse M1.7 x 0.35 mm thread with Class 4h fit
• High tensile strength of 60,000 psi provides dependable performance under mechanical stress
• Consistent drive compatibility with JIS No. 0 drive, reducing tool slippage and assembly errors
• Full threading along the 5 mm length maximizes grip and distributes load evenly
• Compliance with JCIS10-70 and RoHS 3 ensures adherence to industry standards and environmental safety

Professional Applications & Engineering Value

These M1.7 metric flat head screws are engineered to address common challenges in precision assemblies, such as space constraints and vibration-induced loosening. Made from zinc-plated steel, they offer enhanced corrosion protection, making them ideal for electronics, automotive components, and small machinery where exposure to moisture or harsh conditions is a concern. The fully threaded design and coarse thread pitch ensure rapid installation and superior retention in brittle or soft materials. With a JIS No. 0 drive and standardized 90° countersink, these screws facilitate seamless integration into flush-mounted applications, reducing assembly time and improving aesthetic finishes. Their high tensile strength and Rockwell B71 hardness provide reliable performance in demanding industrial settings, minimizing the risk of fastener failure.

Specification Summary & Compliance

This screw features a Metric M1.7 x 0.35 mm thread with Class 4h fit for precise dimensional accuracy, ensuring consistent performance in metric-based assemblies. It is manufactured to meet JCIS10-70 specifications and is RoHS 3 (2015/863/EU) Compliant, confirming adherence to strict environmental and quality standards. The product maintains a right-hand thread direction and is fully threaded for uniform load distribution.