S-90410A112 12-24 x 1/2" Tapping Screws

Key Features & Benefits at a Glance

• Superior material durability with 410 stainless steel construction providing excellent corrosion resistance and long-term reliability in demanding environments
• Efficient thread cutting performance with F-type tapping design that creates precise mating threads in brass, cast iron, and sheet metal without pre-tapping
• Optimized drive engagement through Phillips No. 3 drive system ensuring secure tool connection and reduced cam-out during installation
• Enhanced load distribution from the rounded pan head design that provides a larger bearing surface for improved clamping force
• Reliable coarse threading with UNC 12-24 thread pattern offering faster installation and superior holding power in various materials
• Complete thread coverage with fully threaded shank design ensuring consistent fastening strength along the entire 1/2" length
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use in industrial applications worldwide

Professional Applications & Engineering Value

These 12-24 UNC thread cutting screws deliver exceptional engineering value by solving critical fastening challenges in brass, cast iron, and sheet metal applications. The 410 stainless steel construction provides superior corrosion resistance while maintaining high tensile strength, making these F-type tapping screws ideal for harsh industrial environments. The thread cutting design eliminates the need for separate tapping operations, significantly reducing assembly time and labor costs. The Phillips No. 3 drive ensures reliable installation with standard tools, while the blunt tip and coarse UNC threading provide secure engagement without material splitting. These industrial screws are engineered to maintain consistent clamping force in vibration-prone applications, preventing loosening and ensuring long-term joint integrity across manufacturing, automotive, and construction sectors.

Specification Summary & Compliance

This 12-24 UNC thread cutting screw features precision Class 2A thread tolerances with coarse thread spacing and right-hand threading. The fastener maintains UNC thread standards with a 0.216" thread diameter and 1/2" length. Manufacturing compliance includes RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory adherence for industrial applications. The pan head design with 0.425" head diameter and standard rounded profile meets industry specifications for reliable performance in demanding fastening scenarios.