S-96477A120 M4 x 8 mm JIS B 1111 JIS Steel Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments
• High tensile strength of 60,000 psi ensures reliable fastening under heavy loads and vibration
• Precise Class 6h thread fit provides smooth installation and secure mating with compatible nuts
• 90° countersink angle and flat head design enables flush mounting for clean, professional finishes
• Full threading along the 8mm length maximizes grip strength and load distribution
• JIS B 1111 standard compliance guarantees dimensional accuracy and interchangeability
• RoHS 3 environmental compliance meets strict regulatory requirements for hazardous substances

Professional Applications & Engineering Value

These M4 flat head screws with metric coarse threading (0.7mm pitch) are engineered for industrial applications requiring reliable, vibration-resistant fastening. The zinc-plated steel construction provides essential corrosion protection in manufacturing, machinery assembly, and electronic enclosures. The fully threaded design ensures maximum engagement in thin materials, while the 90° countersink allows for seamless surface integration. With Rockwell B71 hardness and compliance with JIS B 1111 specifications, these screws deliver consistent performance in automated production and precision equipment where dimensional accuracy is critical.

Specification Summary & Compliance

This screw features M4 x 0.7mm coarse metric threading with Class 6h thread fit tolerance per ISO standards, ensuring precise engagement. The 8mm length and flat head with standard profile maintain JIS B 1111 dimensional requirements. Manufacturing complies with RoHS 3 (2015/863/EU) regulations, confirming the absence of restricted hazardous substances for safe use in global markets.