S-94195A376 Length 1 1/4" Tapping Screws

Tapping Screws

0471FA00050 Tapping Screws
0471FA00050 Tapping Screws

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

Part No.
Part No. 0471FA00050
Equivalent to mcmaster :
94195A376

Basic Information

Tapping Screw Type BSD
System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.312"
Head Height 0.1"
Flat Head Profile Standard

Dimensions

Length 1 1/4"
Shank Cross Section Round

Thread Parameters

Screw Size No. 8
Thread Diameter 0.164"
Approximate Threads per Inch 18
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Drilling
Drive Style Phillips
Drive Size No. 2
Drill Tip Type No. 2
Drill Tip Length 7/32"
Countersink Angle 82°
Tapping Method Thread Forming

Material & Strength

Material 18-8 Stainless Steel

Temperature & Environment

For Use In Aluminum, Sheet Metal
REACH Compliant
RoHS Compliant

Installation & Application

Maximum Drilling Thickness 0.1"
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 harsh industrial environments.
  • Efficient self-drilling capability with a 7/32" No. 2 drill tip that eliminates pre-drilling, saving time and labor costs in aluminum and sheet metal applications.
  • Optimal flush mounting thanks to the standard 82° flat head profile and Phillips No. 2 drive for a clean finish and secure, tamper-resistant installation.
  • Reliable thread-forming grip with BSD type and fully threaded design ensures strong, vibration-resistant fastening in ductile materials.
  • Maximum material penetration with a 0.1" drilling thickness capacity, allowing for secure fastening in various metal gauges.
  • Industry-standard compliance with RoHS 3 and REACH regulations, ensuring environmental safety and suitability for global supply chains.

Professional Applications & Engineering Value

These No. 8-18 self-drilling tapping screws are precision-engineered to address common challenges in metal fabrication and assembly. The 18-8 stainless steel material provides excellent resistance to rust and oxidation, making these tapping screws ideal for outdoor or high-moisture environments. The thread forming design with a right-hand thread direction and fully threaded shank creates secure, permanent threads in aluminum and sheet metal, reducing the risk of stripping and loosening under vibration. The integrated drill tip and flat head profile streamline installation, minimizing tool changes and enhancing workflow efficiency in HVAC, automotive, and electrical enclosure applications. This combination of self-drilling functionality and BSD tapping screw reliability delivers consistent performance, reducing assembly time and improving joint integrity in industrial fastening solutions.

Specification Summary & Compliance

This fastener features a thread diameter of 0.164" with approximately 18 threads per inch, adhering to standard inch measurements. The flat head design includes an 82° countersink angle for proper seating. Manufactured as a BSD type thread forming screw, it ensures precise thread engagement without pre-tapping. Compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) confirms the product meets stringent environmental and safety standards for industrial use.

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