S-93035A344 Length 3/4" Tapping Screws
Tapping Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior sealing performance with integrated rubber O-rings that prevent leaks and contamination in demanding environments.
- Excellent corrosion resistance provided by 18-8 stainless steel construction, ensuring long-term durability in harsh conditions.
- Reliable thread forming technology creates strong, permanent threads in sheet metal without pre-tapping, reducing assembly time and improving hold.
- Wide temperature tolerance from -40° to 225°F, making these screws suitable for applications with extreme thermal variations.
- Optimized drive efficiency with a Phillips pan head and No. 1 drive size for secure, slip-resistant installation using standard tools.
- Full threading along the 3/4" length ensures maximum grip and uniform stress distribution for enhanced joint integrity.
- Environmental compliance with RoHS 3 and REACH standards, supporting sustainable and safe manufacturing practices.
Professional Applications & Engineering Value
These 18-8 stainless steel tapping screws are engineered to address common challenges in sheet metal assembly, such as vibration loosening and fluid ingress. The thread forming design (Type B) displaces material to create precise, tight-fitting threads that resist back-out, while the rubber O-ring provides a reliable seal against moisture, dust, and chemicals. Ideal for HVAC, automotive, and electronic enclosures, these Phillips pan head screws offer quick installation with a No. 1 drive and maintain performance across a broad temperature range of -40° to 225°F, ensuring longevity and reduced maintenance in industrial settings.
Specification Summary & Compliance
This No. 4-24 x 3/4" tapping screw features a right-hand thread with approximately 24 threads per inch and a blunt tip for controlled penetration. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring the absence of hazardous substances. The screw is fully threaded and designed for use with a No. 44 drill bit (0.086" diameter), adhering to standard industrial practices for sheet metal applications.