S-90822A635 Length 1 3/4" Tapping Screws

Key Features & Benefits at a Glance

• Superior material durability with 410 Stainless Steel construction offering excellent corrosion resistance for long-lasting performance in demanding industrial environments.
• Efficient thread forming design creates strong, permanent threads in steel, stainless steel, and sheet metal without chips or debris, ensuring reliable fastening integrity.
• Integrated drilling tip capability with No. 3 drill point penetrates up to 0.21" maximum thickness, eliminating pre-drilling requirements and reducing installation time.
• Enhanced installation performance with external hex drive and flanged head design providing superior torque transmission and increased bearing surface for secure fastening.
• Full threading along 1 3/4" length ensures maximum engagement depth and pull-out resistance in various material thicknesses.
• Right-hand thread direction with 1/4"-14 thread pitch delivers consistent, reliable fastening performance compatible with standard industrial equipment.
• Comprehensive regulatory compliance meets RoHS 3 and REACH environmental standards, ensuring safe use in regulated industries and global market acceptance.

Professional Applications & Engineering Value

These thread forming tapping screws deliver exceptional engineering value in metal fabrication and assembly applications. The 410 Stainless Steel composition provides optimal strength and corrosion resistance, while the BSD thread forming technology creates precise, high-strength threads in steel, stainless steel, and sheet metal substrates without generating chips that could compromise electrical components or sensitive machinery. The integrated drilling tip with No. 3 point design eliminates secondary drilling operations, significantly reducing installation time and labor costs in high-volume production environments. The flanged hex head configuration offers improved load distribution and eliminates the need for separate washers, while the external hex drive ensures maximum torque transmission during installation. These features collectively address common industrial pain points including vibration loosening, material galling, and installation efficiency in automotive, HVAC, and metal enclosure applications.

Specification Summary & Compliance

These 1/4"-14 thread forming tapping screws feature precision BSD thread form with right-hand direction and approximately 14 threads per inch. The screws measure 1 3/4" in length with 0.25" thread diameter and include a flanged hex head (3/8" width, 0.24" height) with 0.52" flange diameter. The drilling tip extends 5/16" with No. 3 point configuration capable of penetrating up to 0.21" maximum material thickness. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial applications requiring restricted substance control.