S-97503A134 Length 22 mm DIN 7983, ISO 7051 Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ensuring long-term reliability in demanding industrial environments
• Excellent thread cutting performance creates precise, secure threads in metal and sheet metal without pre-drilling
• Optimized oval head design provides a flush, professional finish while the Phillips No. 2 drive offers reliable torque transmission
• Full threading along the 22mm length delivers maximum holding power and uniform stress distribution
• Precision manufacturing to DIN 7983/ISO 7051 standards guarantees consistent quality and dimensional accuracy
• Environmental compliance assurance with RoHS 3 and REACH standards for sustainable manufacturing practices
• Versatile metal fastening solution combining right-hand threading with pointed tip for easy insertion and secure fastening

Professional Applications & Engineering Value

These M3.9 metric tapping screws are engineered specifically for metal and sheet metal applications where reliable fastening is critical. The 18-8 stainless steel composition provides exceptional resistance to corrosion and oxidation, making these thread cutting screws ideal for harsh environments including outdoor equipment, marine applications, and industrial machinery. The fully threaded design with pointed tip ensures easy starting and creates strong, permanent threads in base materials without requiring tapped holes. The oval head profile with 80° countersink angle sits flush with surfaces, preventing snagging while maintaining aesthetic appeal. For assembly lines and manufacturing facilities, these Phillips No. 2 drive screws offer efficient installation with standard tools, reducing assembly time while providing consistent holding power in thin-section metals.

Specification Summary & Compliance

This M3.9 x 22mm metric tapping screw features precision thread cutting technology with fully threaded right-hand design and 7.5mm head diameter. Manufactured to DIN 7983 specifications where identical to ISO 7051, ensuring dimensional accuracy and performance consistency. The screws are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming they contain no restricted substances. The 18-8 stainless steel material provides excellent mechanical properties while the standard oval head profile with 3.6mm head height offers optimal countersinking capability for professional finishing.