S-90198A583 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction for long-lasting performance in harsh industrial environments
• Optimal sheet metal penetration with pointed tip design and thread forming technology creating secure, vibration-resistant connections
• Flush surface installation achieved through standard flat head profile with 82° countersink angle for clean, professional finishes
• Efficient drive engagement provided by No. 3 Phillips drive style ensuring reliable torque transfer and reduced cam-out
• Precision threading compatibility with 11 threads per inch and 0.216" thread diameter delivering consistent fastening performance
• Maximum material thickness capability supporting up to 0.025" drilling thickness for versatile sheet metal applications
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe, regulated industrial use

Professional Applications & Engineering Value

These 316 stainless steel tapping screws deliver exceptional engineering value in demanding sheet metal applications where corrosion resistance and structural integrity are paramount. The thread forming technology eliminates the need for pre-tapped holes, creating stronger threads in base materials while reducing installation time and labor costs. The flat head design with 82° countersink angle ensures flush mounting in panels and enclosures, preventing snagging and maintaining aerodynamic surfaces. The combination of No. 12 screw size and 1-1/2" length provides optimal grip range for various material thicknesses, while the Phillips drive style offers familiar, efficient installation across manufacturing environments. These fully threaded fasteners maintain consistent clamping force throughout their engagement length, making them ideal for electrical enclosures, HVAC systems, and industrial machinery where vibration resistance and environmental durability are critical requirements.

Specification Summary & Compliance

This thread forming tapping screw features precise dimensional specifications including 0.216" thread diameter, 11 threads per inch, and standard Class 2A thread tolerances for consistent performance. The screw conforms to A/AB tapping screw standards with right-hand threading and fully threaded shank design. Manufacturing compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industrial compliance. The product is engineered for use with standard 3/16" (0.1875") drill bits and accommodates maximum drilling thickness of 0.025" in sheet metal applications.