S-99602A330 M4 x 20 mm Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance eliminates rust concerns in humid or chemical environments, extending service life.
• Excellent electrical insulation properties prevent short circuits, making them ideal for electronic assemblies and electrical enclosures.
• Lightweight and durable nylon construction reduces overall weight without sacrificing strength, perfect for applications where metal alternatives are unsuitable.
• External hex head design allows for easy and secure installation with standard tools, speeding up assembly processes.
• Wide temperature tolerance from -40° to 185°F ensures reliable performance in both freezing and elevated temperature conditions.
• Fully threaded Class 6g metric coarse thread provides consistent, secure fastening with excellent grip and vibration resistance.
• RoHS 3 compliance guarantees environmental safety and meets strict international regulatory standards for hazardous substances.

Professional Applications & Engineering Value

Engineered for demanding environments, these M4 nylon hex head screws offer a reliable non-conductive, corrosion-resistant fastening solution that addresses common industrial challenges. The black nylon material provides inherent resistance to moisture, chemicals, and UV exposure, preventing degradation in outdoor or harsh settings. With a fully threaded Class 6g metric coarse thread and external hex drive, they ensure quick, tool-friendly installation and maintain clamping force under vibration, reducing maintenance needs. Ideal for electrical applications, automotive assemblies, and industrial equipment, these screws deliver consistent performance where electrical insulation and weight reduction are critical, enhancing both safety and efficiency.

Specification Summary & Compliance

This M4 x 0.7mm x 20mm nylon hex head screw features a Class 6g thread fit per metric standards, ensuring precise dimensional accuracy and reliable engagement. Manufactured with fully threaded coarse spacing (0.7mm pitch) for optimal hold, it complies with RoHS 3 (2015/863/EU) regulations, confirming the absence of restricted hazardous substances. The screw is designed for consistent performance across its specified temperature range, supporting quality and regulatory adherence in professional applications.