S-92470A298 Length 1 1/4" Tapping Screws

Tapping Screws

0402FA00121 Tapping Screws
0402FA00121 Tapping Screws

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

Part No.
Part No. 0402FA00121
Equivalent to mcmaster :
92470A298

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 1 1/4"
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 18-8 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 18-8 stainless steel construction for long-lasting performance in demanding environments
  • Efficient thread forming design creates strong, permanent threads in sheet metal without requiring pre-tapped holes
  • Optimized for 0.1875" drill bits and 0.025" maximum drilling thickness for precise sheet metal applications
  • Secure Phillips drive system (No. 3 size) provides reliable torque transfer and reduces cam-out during installation
  • Fully threaded shank ensures maximum grip length and superior holding power throughout the entire fastener
  • Compliant with RoHS 3 and REACH regulations for environmentally responsible manufacturing and global market acceptance
  • Standard pan head profile offers excellent bearing surface and clean aesthetic appearance

Professional Applications & Engineering Value

These 18-8 stainless steel tapping screws deliver exceptional value in sheet metal fabrication and assembly operations. The thread forming technology (A/AB type) eliminates the need for separate tapping operations, reducing installation time and labor costs while creating stronger, more reliable threads that resist vibration loosening. The combination of 11 TPI thread pitch and 0.216" thread diameter provides optimal thread engagement in various sheet metal thicknesses. The Phillips drive system ensures consistent installation torque, while the corrosion-resistant stainless steel material maintains integrity in humid or corrosive environments, making these thread forming screws ideal for HVAC systems, electronic enclosures, and industrial equipment where reliability is critical.

Specification Summary & Compliance

These No. 12 x 1-1/4" tapping screws feature precise thread forming design with right-hand threading and fully threaded configuration. Manufactured to industry standards for A/AB tapping screw types, they ensure consistent performance in sheet metal applications. The screws maintain dimensional accuracy with 0.216" thread diameter and 11 threads per inch specification. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming they meet current environmental and safety standards for industrial use.

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