S-90198A107 Length 5/8" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
• Efficient thread forming with pointed tip and full threading ensures secure, vibration-resistant fastening in sheet metal without pre-tapped holes.
• Optimized for sheet metal with a maximum drilling thickness of 0.025", providing reliable performance in thin metal assemblies.
• Precise installation using a No. 44 drill bit (0.086" diameter) and 82° countersink angle for a flush, professional finish.
• Enhanced drive control with Phillips No. 1 drive style, reducing cam-out and improving torque application during assembly.
• Durable flat head design with standard profile allows for countersunk installation, maintaining surface integrity and aesthetic appeal.
• Compliance with safety standards including RoHS 3 and REACH, ensuring environmentally responsible and safe use in industrial settings.

Professional Applications & Engineering Value

This No. 4-24 thread forming tapping screw is engineered to address common challenges in sheet metal applications, such as material fatigue and corrosion. Made from 316 stainless steel, it offers exceptional resistance to chemicals and moisture, prolonging service life in demanding environments like HVAC systems, electronic enclosures, and automotive assemblies. The fully threaded design with a pointed tip facilitates easy insertion and creates strong, permanent threads in sheet metal without requiring pre-tapped holes, reducing installation time and labor costs. The Phillips flat head ensures a secure, flush fit with an 82° countersink angle, minimizing protrusion and enhancing structural integrity. Ideal for industrial fastening where reliability and compliance with RoHS and REACH standards are critical for safety and regulatory adherence.

Specification Summary & Compliance

This screw adheres to standard inch measurements with a No. 4-24 thread (approximately 24 threads per inch) and a length of 5/8". It features a right-hand thread direction and standard flat head profile for consistent performance. Manufactured to precise dimensions, including a head diameter of 0.212" and head height of 0.067", it ensures accurate fit in sheet metal applications. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets industrial safety and environmental standards for hazardous substance restrictions.