S-90935A245 Length 3/4" Tapping Screws

Tapping Screws

0405FA00128 Tapping Screws
0405FA00128 Tapping Screws

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

Part No.
Part No. 0405FA00128
Equivalent to mcmaster :
90935A245

Basic Information

Tapping Screw Type A/AB
System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.373"
Head Height 0.133"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 3/4"
Shank Cross Section Round

Thread Parameters

Screw Size No. 10
Thread Diameter 0.19"
Approximate Threads per Inch 12
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Pointed
Drive Style Phillips
Drive Size No. 2
Drill Bit Size No. 21
Drill Bit Diameter 0.159"
Tapping Method Thread Forming

Material & Strength

Material Black-Oxide 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 Black-Oxide Steel finish, extending service life in demanding industrial environments
  • Effortless installation through thread forming design that creates strong, permanent threads without pre-tapped holes
  • Optimized for sheet metal applications with pointed tip and No. 21 drill bit compatibility for precise, secure fastening
  • Maximum driving efficiency with Phillips No. 2 drive system and pan head design for reliable torque transfer
  • Complete thread engagement with fully threaded shank ensuring uniform load distribution and vibration resistance
  • Industry-standard compliance meeting RoHS 3 and REACH regulations for safe, sustainable manufacturing
  • Precision engineering with 0.19" thread diameter and 12 TPI for consistent performance in sheet metal up to 0.025" thickness

Professional Applications & Engineering Value

These Black-Oxide Steel tapping screws deliver exceptional value in sheet metal fabrication and assembly operations. The thread forming (A/AB type) design eliminates the need for separate tapping operations, significantly reducing installation time and labor costs while creating stronger, more reliable threads that resist loosening under vibration. The fully threaded configuration ensures maximum grip length, while the Phillips Pan Head provides excellent drive stability during high-volume assembly. Engineered specifically for sheet metal applications with 0.025" maximum drilling thickness compatibility, these screws prevent material deformation and maintain structural integrity in HVAC systems, electronic enclosures, and automotive components where precision fastening is critical.

Specification Summary & Compliance

This No. 10-12 x 3/4" tapping screw features precise 0.19" thread diameter with 12 threads per inch in right-hand orientation. Manufactured to A/AB thread forming standards with fully threaded shank and pointed tip design. Compatible with No. 21 drill bit (0.159" diameter) for optimal performance in sheet metal applications. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors.

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