S-90056A144 Length 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, ideal for harsh industrial environments
• Exceptional vibration resistance through thread forming technology that creates strong, permanent threads in sheet metal
• Maximum holding power with fully threaded design ensuring complete fastening coverage along the entire length
• Easy installation with Phillips No. 2 drive and blunt tip design that prevents material splitting
• Reliable performance in sheet metal applications with precise 0.138" thread diameter and 20 threads per inch
• Environmental compliance meeting RoHS 3 standards for safe, sustainable manufacturing practices
• Optimized for industrial use with pan head design providing excellent bearing surface and torque transmission

Professional Applications & Engineering Value

These zinc-plated steel tapping screws deliver exceptional engineering value in demanding sheet metal applications where vibration resistance and permanent fastening are critical. The thread forming technology eliminates the need for pre-tapped holes, creating stronger threads by displacing material rather than removing it. This Type B thread forming screw with its blunt tip design prevents material splitting while ensuring maximum holding power in automotive assemblies, electrical enclosures, and industrial equipment. The Phillips pan head configuration provides superior drive engagement and clamping force distribution, making these fully threaded screws ideal for applications requiring consistent, reliable performance in corrosive environments.

Specification Summary & Compliance

This No. 6-20 x 1/4" tapping screw features precise thread dimensions with 0.138" thread diameter and 20 threads per inch, manufactured to industry standards for sheet metal fastening. The screw utilizes Type B thread forming technology with right-hand threading and fully threaded construction. Compliance with RoHS 3 (2015/863/EU) ensures environmental safety and regulatory adherence. Designed for use with No. 32 drill bit (0.116" diameter), these screws provide reliable performance in various industrial applications requiring corrosion-resistant fastening solutions.