S-97975A133 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 corrosion resistance with 410 Stainless Steel construction for long-lasting performance in demanding environments
- Efficient thread forming design creates strong, permanent threads in plastic materials without chips or debris
- Optimized for plastic applications with blunt tip and DST thread profile to prevent material cracking and splitting
- Secure Phillips No. 3 drive provides reliable torque transmission and prevents cam-out during installation
- Full threading along entire 3/4" length ensures maximum grip and holding power in plastic assemblies
- Regulatory compliance assurance with RoHS 3 and REACH compliance for global market acceptance
- Precision 15 TPI thread pitch delivers consistent engagement and reliable fastening performance
Professional Applications & Engineering Value
These No. 14 DST tapping screws are specifically engineered for plastic fastening applications where material integrity is critical. The 410 Stainless Steel construction provides excellent corrosion resistance while the thread forming technology eliminates the risk of plastic cracking common with traditional tapping methods. The blunt tip design and precise 15 TPI thread profile work together to displace material rather than cutting it, creating stronger threads that resist pull-out and vibration loosening. Ideal for industrial assembly of plastic components in automotive, electronics, and consumer goods manufacturing, these screws require a standard 5.5mm drill bit for optimal hole preparation and installation efficiency.
Specification Summary & Compliance
These tapping screws feature a 0.242" thread diameter with 15 TPI precision threading and 3/4" full thread length. The pan head design with Phillips No. 3 drive ensures secure installation with standard tools. Manufactured to exacting standards with Class 2A thread tolerances, these fasteners are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, making them suitable for global industrial applications requiring environmental compliance.