S-90227A139 Length 19 mm ISO 15482, DIN 7504 P Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
• Efficient self-drilling capability with No. 2 drill tip eliminates pre-drilling requirements, reducing installation time and labor costs
• Excellent thread cutting performance ensures secure, vibration-resistant fastening in steel and sheet metal applications
• Optimized 80° countersink angle provides flush mounting and professional finish in assembled products
• Maximum drilling capacity of 0.173" (4.4mm) thickness enables versatile application across various metal gauges
• Reliable Phillips No. 2 drive offers common tool compatibility and consistent torque transmission during installation
• Full threading design ensures maximum grip length and superior holding power throughout the fastener engagement

Professional Applications & Engineering Value

These M4.8 x 19mm zinc-plated steel tapping screws deliver exceptional engineering value by solving critical fastening challenges in steel and sheet metal applications. The innovative combination of thread cutting technology and integrated drilling tip eliminates the need for separate drilling operations, significantly reducing assembly time and production costs. The BSD screw type with fully threaded design ensures maximum pull-out resistance and vibration durability in dynamic industrial environments. The zinc-plated surface treatment provides reliable corrosion protection, making these screws ideal for HVAC systems, electrical enclosures, automotive components, and construction applications where environmental exposure is a concern. The standard flat head profile with precise 80° countersink angle guarantees flush mounting for safety and aesthetic requirements in finished products.

Specification Summary & Compliance

These metric tapping screws feature precise M4.8 diameter with 19mm length and maintain ISO 15482 DIN 7504 P manufacturing standards for dimensional accuracy and performance reliability. The thread cutting design with right-hand thread direction and fully threaded shank ensures consistent fastening performance. Environmental compliance is guaranteed through RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) certifications, confirming the absence of restricted substances. The BSD screw type specification ensures proper thread formation and secure fastening in base materials without pre-tapping requirements.