S-90077A204 Length 1 3/4" Tapping Screws
Tapping Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with zinc-plated steel construction for extended service life in demanding industrial environments
- Efficient thread-forming design creates strong, permanent threads in sheet metal without requiring pre-tapped holes
- Dual-drive versatility with Phillips/Slotted No. 2 head accommodates multiple tool types for flexible installation
- Maximum material penetration through fully threaded shank and pointed tip design for secure fastening in sheet metal applications
- Standard pan head profile provides reliable clamping force with standard tool compatibility
- Precise drilling compatibility with No. 29 drill bit specification ensures proper hole sizing and optimal thread engagement
- Environmental compliance assurance meeting RoHS 3 and REACH standards for safe industrial use
Professional Applications & Engineering Value
These No. 8 zinc-plated steel tapping screws deliver exceptional performance in sheet metal fabrication and assembly applications. The thread-forming A/AB tapping screw design eliminates the need for separate tapping operations, significantly reducing installation time and labor costs. The fully threaded configuration with 15 threads per inch ensures maximum grip length and pull-out resistance in materials up to 0.025" thickness. The combination of Phillips/Slotted drive provides installation flexibility across various production environments, while the zinc-plated steel construction offers reliable corrosion protection for long-term durability in industrial settings.
Specification Summary & Compliance
These tapping screws feature precise No. 8 size with 0.164" thread diameter and 1-3/4" length, manufactured to industry standards for consistent performance. The thread-forming design follows established engineering specifications for sheet metal fastening applications. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental safety and regulatory acceptance for industrial use worldwide.
