S-95966A691 M4 x 12 mm Captive Panel Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
• High tensile strength of 70,000 psi ensures reliable, vibration-resistant fastening for critical panel applications.
• Hex socket drive design allows for high-torque installation with a standard 3mm hex key, preventing cam-out and tool slippage.
• Partially threaded shank provides precise alignment and secure clamping force on panels without damaging threads.
• Class 6g thread fit with coarse pitch offers quick assembly and excellent engagement in a wide range of panel materials.
• Strict dimensional control with a length tolerance of ±0.3mm ensures consistent performance and easy interchangeability.
• Full compliance with RoHS 3 and REACH regulations guarantees environmental safety and suitability for global markets.

Professional Applications & Engineering Value

This M4 captive panel screw is engineered to solve common challenges in industrial assembly, such as panel misalignment and fastener loosening under vibration. The 18-8 stainless steel material provides excellent resistance to oxidation and chemicals, making it suitable for electronics enclosures, machinery guards, and automotive panels. The hex socket drive and partial threading allow for secure, flush mounting without protrusions, reducing the risk of snagging and improving overall aesthetics. Its coarse metric thread ensures rapid installation and robust holding power in both metal and composite panels, streamlining production lines and minimizing maintenance downtime.

Specification Summary & Compliance

This screw features a metric M4 x 0.7mm thread with a Class 6g tolerance for precise fit, a shank diameter of 2.8mm, and a total length of 12mm (±0.3mm). It is manufactured in accordance with standard metric threading specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.