S-90184A489 Length 2" Tapping Screws

Tapping Screws

0403FA00056 Tapping Screws
0403FA00056 Tapping Screws

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

Part No.
Part No. 0403FA00056
Equivalent to mcmaster :
90184A489

Basic Information

Type Rounded
Tapping Screw Type A/AB
System of Measurement Inch

Head Parameters

Head Diameter 0.425"
Head Height 0.151"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 2"
Shank Cross Section Round

Thread Parameters

Screw Size No. 12
Thread Diameter 0.216"
Approximate Threads per Inch 11
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Pointed
Drive Style Phillips
Drive Size No. 3
Drill Bit Size 3/16"
Drill Bit Diameter 0.1875"
Tapping Method Thread Forming

Material & Strength

Material 316 Stainless Steel

Temperature & Environment

For Use In Sheet Metal
REACH Compliant
RoHS Compliant

Installation & Application

Maximum Drilling Thickness 0.025"
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 316 stainless steel construction for extended service life in harsh environments
  • Efficient thread forming technology eliminates pre-tapping requirements, reducing installation time and labor costs
  • Excellent holding power in sheet metal applications up to 0.025" thickness for secure, vibration-resistant fastening
  • Optimized Phillips drive system (No. 3 size) provides reliable torque transmission and reduces cam-out risk
  • Fully threaded design ensures maximum engagement and uniform stress distribution along the entire fastener length
  • Standard pan head profile offers low-profile installation with good bearing surface for consistent clamping force
  • Environmental compliance with RoHS 3 and REACH regulations ensures safe use across industrial sectors

Professional Applications & Engineering Value

These 316 stainless steel tapping screws deliver exceptional performance in demanding sheet metal applications where corrosion resistance and installation efficiency are critical. The thread forming technology creates precise mating threads in parent material without chip removal, eliminating tapping operations and reducing assembly time. With their right-hand threading and 11 threads per inch configuration, these Phillips pan head screws provide superior pull-out resistance in materials up to 0.025" thickness. The A/AB screw type designation ensures compatibility with standard industrial specifications, while the fully threaded 2" length maximizes engagement in various material thicknesses. Ideal for HVAC systems, electrical enclosures, and industrial machinery where corrosion resistant fasteners must withstand environmental exposure while maintaining structural integrity.

Specification Summary & Compliance

These thread forming sheet metal screws feature precise 0.216" thread diameter with 11 threads per inch and Class 2A thread tolerance for consistent performance. The Phillips drive (No. 3 size) accommodates standard industrial drivers, while the pan head design with 0.425" diameter provides optimal clamping surface. Manufactured to A/AB tapping screw standards with fully threaded configuration and pointed tip for easy starting. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations for industrial applications requiring restricted substance control.

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