S-90184A100 Length 1/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and outdoor applications
• Efficient thread forming design creates strong, permanent threads in sheet metal without chips or debris
• Optimized for 0.025" maximum drilling thickness in sheet metal applications with precise No. 44 drill bit compatibility
• Reliable Phillips drive engagement provides secure installation with standard No. 1 drive tools
• Full threading and pointed tip ensures quick starts and maximum thread engagement throughout the material
• Industry compliance assurance with RoHS 3 and REACH regulations for environmental and workplace safety
• Standard pan head profile offers excellent bearing surface and clean aesthetic appearance

Professional Applications & Engineering Value

These 316 stainless steel tapping screws deliver exceptional performance in demanding sheet metal applications where corrosion resistance and joint integrity are critical. The thread forming technology eliminates the need for pre-tapped holes, creating stronger threads through material displacement rather than cutting. This prevents metal shavings in sensitive assemblies while providing superior resistance to vibration loosening. The Phillips drive system ensures reliable installation torque transfer, while the fully threaded design maximizes pull-out strength in thin materials. Engineered specifically for industrial environments, these A/AB type screws maintain their mechanical properties even in high-moisture or chemical-exposed settings, making them ideal for HVAC systems, electronic enclosures, and marine equipment where long-term reliability is essential.

Specification Summary & Compliance

This No. 4-24 x 1/4" tapping screw features precision inch system measurements with right-hand threading and standard Class 2A thread tolerances. The screw conforms to A/AB tapping screw type specifications for thread forming applications in sheet metal. Manufacturing and material compliance includes full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance compliance for industrial use. The product is engineered for use with No. 44 drill bits (0.086" diameter) and accommodates maximum material thickness of 0.025" in standard sheet metal fastening applications.