S-93878A146 6-32 x 3/8" Tapping Screws

Tapping Screws

0501FA00015 Tapping Screws
0501FA00015 Tapping Screws

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

Part No.
Part No. 0501FA00015
Equivalent to mcmaster :
93878A146

Basic Information

Tapping Screw Type SW
System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.27"
Head Height 0.097"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 3/8"
Shank Cross Section Round

Thread Parameters

Thread Type UNC
Thread Size 6-32
Screw Size No. 6
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Blunt
Drive Style Phillips
Drive Size No. 2
Drill Bit Size 30
Drill Bit Diameter 0.1285"
Tapping Method Thread Forming

Material & Strength

Material Zinc-Plated Steel

Temperature & Environment

For Use In Steel, Aluminum, Brass, Cast Iron, 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

  • Superior corrosion resistance with zinc-plated steel construction, extending service life in demanding industrial environments.
  • Efficient thread forming design creates strong, permanent threads in ductile materials without chips, reducing assembly time and improving joint integrity.
  • Wide material compatibility for reliable performance in steel, aluminum, brass, cast iron, and sheet metal applications.
  • Optimized Phillips No. 2 drive provides secure tool engagement and reduces cam-out risk for faster, more consistent installation.
  • Coarse UNC 6-32 thread profile ensures quick starts and robust holding power in a variety of base materials.
  • Standard pan head design offers a low-profile finish with a larger bearing surface for secure fastening.
  • Full 3/8" threading maximizes grip length and pull-out resistance across the entire shank.

Professional Applications & Engineering Value

These 6-32 UNC thread forming screws are engineered to solve common fastening challenges in metal assembly. The zinc-plated steel construction provides a protective barrier against rust and corrosion, essential for longevity in industrial settings. The thread forming (SW type) design displaces material rather than cutting it, creating a zero-clearance fit that resists vibration loosening and improves fatigue life in steel, aluminum, brass, and cast iron components. This makes them ideal for high-volume production lines, electrical enclosures, machinery panels, and automotive sub-assemblies where reliable, durable fastening is critical. The combination of Phillips drive and coarse thread facilitates rapid installation with standard tools, reducing labor costs and assembly errors.

Specification Summary & Compliance

This fastener features a 6-32 UNC coarse thread with standard Class 2A tolerances, a 3/8" length, and a pan head with Phillips No. 2 drive. It is manufactured from zinc-plated steel and is fully threaded with a blunt tip. The product is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety standards for industrial use.

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