S-95641A205 Length 1 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction for long-lasting performance in harsh industrial environments.
• Enhanced torque transmission and tamper resistance provided by the No. 4 Tri-Wing® drive, reducing tool slippage and improving installation efficiency.
• Strong, reliable thread forming creates durable threads in sheet metal up to 0.025" thick, eliminating the need for pre-tapped holes and ensuring maximum holding power.
• Full threading along the 1-1/2" length offers consistent grip and uniform stress distribution, enhancing joint integrity in sheet metal applications.
• Wide compatibility and ease of use with standard No. 29 drill bit (0.136" diameter), simplifying the installation process for professionals.
• Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global standards for industrial components.
• Durable pan head design with a rounded profile provides a flush finish and reliable seating, reducing the risk of snagging or damage.

Professional Applications & Engineering Value

This No. 8 x 1-1/2" Tri-Wing® tapping screw is engineered for demanding sheet metal fastening applications, where precision and durability are critical. Made from 18-8 stainless steel, it resists corrosion and maintains strength in varied conditions, from outdoor enclosures to HVAC systems. The thread forming design eliminates the need for separate tapping operations, reducing assembly time and minimizing the risk of thread stripping in materials like aluminum or thin-gauge steel. With its Tri-Wing® drive, it ensures secure torque application, preventing cam-out and enhancing worker safety. Ideal for industries such as automotive, electronics, and construction, this fully threaded fastener provides consistent performance, supporting efficient production lines and long-term reliability in industrial applications.

Specification Summary & Compliance

This screw adheres to standard inch measurements with a thread diameter of 0.164" and approximately 15 threads per inch, ensuring precise fit in sheet metal applications. It conforms to A/AB tapping screw type specifications and features a right-hand thread direction for universal compatibility. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing it is free from hazardous substances and suitable for global industrial use.