S-97975A133 Length 3/4" Tapping Screws

Tapping Screws

0514FA00016 Tapping Screws
0514FA00016 Tapping Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0514FA00016
Equivalent to mcmaster :
97975A133

Basic Information

Tapping Screw Type DST
System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.492"
Head Height 0.175"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 3/4"
Shank Cross Section Round

Thread Parameters

Screw Size No. 14
Thread Diameter 0.242"
Approximate Threads per Inch 15
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Blunt
Drive Style Phillips
Drive Size No. 3
Drill Bit Size 5.5 mm
Drill Bit Diameter 0.216"
Tapping Method Thread Forming

Material & Strength

Material 410 Stainless Steel

Temperature & Environment

For Use In Plastic
REACH Compliant
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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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.

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