S-90434A141 Length 12 mm Tapping Screws

Tapping Screws

0509FA00024 Tapping Screws
0509FA00024 Tapping Screws

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

Part No.
Part No. 0509FA00024
Equivalent to mcmaster :
90434A141

Basic Information

Tapping Screw Type TRS
System of Measurement Metric

Head Parameters

Head Type Flat
Head Diameter 4.7 mm
Head Height 1.7 mm
Flat Head Profile Standard

Dimensions

Length 12 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
Countersink Angle 90°
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 various environments
  • Efficient thread forming action creates strong, permanent threads in plastic materials without chips or debris
  • Optimized for plastic assembly with blunt tip design that prevents material splitting during installation
  • Quick installation and removal with Phillips drive system providing reliable torque transmission
  • Secure flush mounting achieved through 90° countersink angle and flat head design
  • Full thread engagement along the entire 12mm length ensures maximum holding power in plastic substrates
  • Regulatory compliance assurance meeting RoHS 3 and REACH standards for global market acceptance

Professional Applications & Engineering Value

These M2.5 TRS thread forming screws are specifically engineered to address common challenges in plastic assembly applications. The zinc-plated steel construction provides essential corrosion protection while maintaining the necessary strength for durable fastening. The thread forming design eliminates the risk of plastic cracking by displacing material rather than cutting it, creating stronger threads that resist stripping. With a 1.12mm pitch and fully threaded configuration, these screws distribute clamping force evenly, preventing stress concentration in brittle plastics. The Phillips drive ensures consistent installation torque, while the standard flat head profile with 90° countersink allows for seamless flush mounting in electronic enclosures, automotive trim, and consumer products where appearance matters.

Specification Summary & Compliance

These metric M2.5 x 12mm TRS tapping screws feature standard thread tolerances suitable for plastic applications with a recommended 1.85mm drill bit size. The screws are fully threaded with right-hand direction and blunt tip configuration optimized for thread forming in plastic materials. Manufacturing complies with industry standards for dimensional accuracy, and the products are verified to be RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring they meet current environmental regulations for hazardous substances.

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