S-98392A140 Length 2 1/2" Tapping Screws
Tapping Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with coated steel construction for extended service life in demanding environments
- Integrated sealing protection through rubber/steel washer combination prevents moisture and dust ingress
- Enhanced holding power with thread forming design that creates strong, permanent threads in base materials
- Quick installation with external hex drive and pointed tip for easy starting and efficient driving
- Versatile material compatibility designed specifically for sheet metal and wood applications
- Full thread engagement along the 2-1/2" length ensures maximum fastening strength and stability
- Regulatory compliance meets RoHS 3 and REACH standards for safe, environmentally conscious manufacturing
Professional Applications & Engineering Value
This No. 9 sealing tapping screw delivers exceptional engineering value through its corrosion-resistant coated steel construction and innovative thread forming design. The combination of rubber/steel washer creates reliable weather-tight seals that prevent leakage and contamination in sheet metal and wood applications. The fully threaded configuration with 15 threads per inch ensures maximum material engagement and vibration resistance, while the external hex drive provides secure tool engagement for efficient installation. This thread forming screw eliminates the need for pre-tapped holes, reducing assembly time and costs while maintaining consistent sealing performance in industrial settings.
Specification Summary & Compliance
This tapping screw features precise inch measurements with 0.177" thread diameter and 2-1/2" length, conforming to A/AB tapping screw standards. The thread forming method creates strong, permanent threads without chip removal. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental responsibility and industrial safety standards. The screw's design includes sealing features with integrated washer and maximum drilling thickness capability of 0.048" for optimal performance in specified applications.
