S-99663A324 Length 1" Tapping Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 316 stainless steel construction, ideal for harsh environments and extended service life
• Enhanced torque transmission and tool compatibility via the external hex/slotted drive, preventing cam-out and simplifying installation
• Maximum holding power and vibration resistance from the fully threaded design and thread forming (A/AB type) technology
• Secure seating and distributed load provided by the integrated flange, protecting sheet metal surfaces from damage
• Streamlined installation process with compatibility for a standard No. 21 drill bit (0.159" diameter) and designed for sheet metal up to 0.025" thickness
• Reliable thread engagement with a No. 10-12 thread size, ensuring consistent performance in demanding applications
• Compliance with environmental and safety standards, meeting RoHS 3 and REACH regulations for responsible industrial use

Professional Applications & Engineering Value

This No. 10-12 x 1" 316 Stainless Steel Hex Head Tapping Screw is engineered to address common challenges in sheet metal fabrication and assembly. Its thread forming design creates strong, precise threads in ductile materials without generating chips, eliminating debris and ensuring a secure, permanent fit. The fully threaded shank and flanged head work in tandem to distribute clamping force evenly, reducing the risk of material distortion and providing excellent resistance to loosening under vibration. Made from 316 stainless steel, it offers exceptional resistance to corrosion from chemicals, saltwater, and industrial atmospheres, making it a reliable choice for outdoor enclosures, marine hardware, chemical processing equipment, and food machinery where durability and compliance are critical.

Specification Summary & Compliance

This flanged tapping screw conforms to thread forming (Tapping Screw Type A/AB) standards with a No. 10-12 thread size (0.19" diameter, 12 threads per inch) and a 1" length. It features a hex head (0.313" width) with slotted drive and is designed for use with a No. 21 drill bit. The product is manufactured to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it meets stringent environmental and safety regulations for industrial components.