S-90380A346 Length 20 mm Tapping Screws

Tapping Screws

0505FA00108 Tapping Screws
0505FA00108 Tapping Screws

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

Part No.
Part No. 0505FA00108
Equivalent to mcmaster :
90380A346

Basic Information

Tapping Screw Type TRS
System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 4.4 mm
Head Height 1.8 mm
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 20 mm
Shank Cross Section Round

Thread Parameters

Screw Size M2.5
Approximate Thread Pitch 1.12 mm
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Blunt
Drive Style Phillips
Drive Size No. 1
Drill Bit Size 1.85 mm
Drill Bit Diameter 1.85 mm
Tapping Method Thread Forming

Material & Strength

Material Zinc-Plated 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 zinc-plated steel construction for extended service life in demanding environments
  • Excellent thread-forming capability creates strong, permanent threads in plastic materials without pre-tapping
  • Full-length threading ensures maximum holding power and uniform stress distribution throughout the engagement
  • Optimized Phillips No. 1 drive provides reliable torque transmission and reduces cam-out during installation
  • Precision M2.5 x 20mm sizing with 1.12mm pitch delivers consistent performance in standard plastic assemblies
  • Rounded pan head design offers low-profile installation and prevents surface damage to components
  • Regulatory compliance assurance meets RoHS 3 and REACH standards for global industrial applications

Professional Applications & Engineering Value

These M2.5 TRS tapping screws are specifically engineered for plastic assembly applications where reliable fastening is critical. The thread-forming design eliminates the need for pre-tapped holes, reducing installation time and labor costs while creating strong, vibration-resistant connections. Made from zinc-plated steel, these screws provide excellent corrosion protection in industrial environments. The Phillips drive system ensures efficient installation with standard tools, while the fully threaded configuration maximizes pull-out strength in thermoplastic and thermoset materials. Ideal for electronics enclosures, automotive plastic components, and consumer product assemblies where durable plastic fastening solutions are required.

Specification Summary & Compliance

These metric TRS tapping screws feature precise M2.5 diameter with 20mm length and 1.12mm thread pitch, designed for use with 1.85mm pilot holes in plastic materials. Manufactured to industry standards for thread-forming screws with right-hand threading and blunt tip configuration. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and regulatory acceptance for industrial applications worldwide.

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