S-92750A661 M3 x 8 mm Tapping Screws

Tapping Screws

0393FA00029 Tapping Screws
0393FA00029 Tapping Screws

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

Part No.
Part No. 0393FA00029
Equivalent to mcmaster :
92750A661

Basic Information

Tapping Screw Type CA
System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 5.6 mm
Head Height 2.6 mm
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 8 mm
Shank Cross Section Tri-Lobe

Thread Parameters

Thread Type Metric
Thread Size M3
Screw Size M3
Thread Pitch 0.5
Thread Spacing Coarse
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Blunt
Drive Style Torx
Drive Size T10
Drill Bit Size No. 42
Drill Bit Diameter 0.0935"
Tapping Method Thread Forming

Material & Strength

Material Zinc-Plated Steel

Temperature & Environment

For Use In Sheet Metal
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

  • Enhanced corrosion resistance with zinc-plated steel construction for reliable performance in demanding industrial environments
  • Superior torque transmission and reduced cam-out thanks to the Torx T10 drive design, ensuring secure fastening and minimal tool wear
  • Excellent thread-forming capability in sheet metal applications with the Tri-Lobe shank cross-section, creating strong, permanent threads without pre-tapping
  • Full-length threading provides maximum grip and uniform stress distribution along the entire fastener length
  • Coarse thread pitch (0.5 mm) enables faster installation and higher resistance to vibration loosening in sheet metal assemblies
  • Rounded pan head design offers a low-profile finish with good bearing surface for secure clamping
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets international manufacturing standards

Professional Applications & Engineering Value

These M3 metric tapping screws are specifically engineered for sheet metal applications where reliable fastening is critical. The zinc-plated steel construction provides essential corrosion protection in industrial settings, while the thread-forming Tri-Lobe shank eliminates the need for pre-tapped holes, reducing installation time and labor costs. The Torx T10 drive system delivers superior torque transmission compared to traditional drives, minimizing strip-out and ensuring consistent clamping force. With coarse thread spacing and full threading, these screws maintain secure connections in vibrating environments, making them ideal for electrical enclosures, HVAC systems, automotive components, and machinery assemblies where vibration resistance and long-term reliability are paramount.

Specification Summary & Compliance

These metric M3 x 0.5 mm pitch screws feature standard ISO metric thread specifications with right-hand threading and Class 2A tolerance for consistent fit. The 8 mm length and blunt tip design provide controlled penetration in sheet metal applications. Manufactured to precise dimensional standards, these fasteners are designed for use with No. 42 drill bit (0.0935" diameter) for optimal performance. The products are fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental and safety regulations for industrial components.

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