S-90315A409 Length 3/4" Tapping Screws

Tapping Screws

0432FA00004 Tapping Screws
0432FA00004 Tapping Screws

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

Part No.
Part No. 0432FA00004
Equivalent to mcmaster :
90315A409

Basic Information

Tapping Screw Type A/AB
System of Measurement Inch

Head Parameters

Head Type Oval
Head Diameter 0.212"
Head Height 0.104"
Oval Head Profile Standard
Oval Top Height 0.059"

Dimensions

Length 3/4"
Shank Cross Section Round

Thread Parameters

Screw Size No. 4
Thread Diameter 0.112"
Approximate Threads per Inch 24
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Pointed
Drive Style Phillips
Drive Size No. 1
Drill Bit Size No. 44
Drill Bit Diameter 0.086"
Countersink Angle 82°
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, ideal for demanding industrial environments.
  • Efficient thread forming design creates strong, permanent threads in sheet metal without pre-tapping, reducing installation time.
  • Secure Phillips No. 1 drive ensures reliable torque transmission and minimizes cam-out during fastening.
  • Full threading along the 3/4" length provides maximum grip and vibration resistance in sheet metal applications.
  • Oval head with 82° countersink angle offers a flush, finished appearance while distributing clamping force evenly.
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industrial standards.
  • Right-hand threading and pointed tip enable quick, straightforward installation in various sheet metal thicknesses.

Professional Applications & Engineering Value

These No. 4-24 thread forming tapping screws are engineered to address common challenges in sheet metal fabrication, such as material fatigue and loosening under stress. Made from durable 18-8 stainless steel, they resist rust and corrosion, extending service life in humid or corrosive settings. The oval head design with a standard profile and 82° countersink angle ensures a smooth, flush fit that enhances aesthetic appeal and prevents snagging. The Phillips drive and fully threaded shank work together to provide consistent clamping force, reducing the risk of joint failure in industrial fastening applications. Ideal for HVAC, automotive, and electronics enclosures, these screws deliver reliable performance where precision and durability are critical.

Specification Summary & Compliance

This product adheres to standard inch measurements with a thread diameter of 0.112" and approximately 24 threads per inch, ensuring precise fit in sheet metal applications. It conforms to A/AB tapping screw standards for thread forming and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and regulatory acceptance in industrial markets.

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