S-90065A313 Length 3/4" Tapping Screws

Tapping Screws

0427FA00089 Tapping Screws
0427FA00089 Tapping Screws

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

Part No.
Part No. 0427FA00089
Equivalent to mcmaster :
90065A313

Basic Information

Tapping Screw Type A
System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.462"
Head Height 0.148"
Flat Head Profile Standard

Dimensions

Length 3/4"
Shank Cross Section Round

Thread Parameters

Screw Size No. 14
Thread Diameter 0.242"
Approximate Threads per Inch 10
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Pointed
Drive Style Phillips
Drive Size No. 3
Drill Bit Size 5.5 mm
Drill Bit Diameter 0.2165"
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, ensuring long-term reliability in harsh environments.
  • Efficient thread forming design for Type A applications, reducing installation time and eliminating the need for pre-tapped holes.
  • Optimized for sheet metal use with a maximum drilling thickness of 0.025", providing secure fastening in thin materials.
  • Precise 82° countersink angle allows for flush mounting, enhancing aesthetics and preventing snagging in assembled products.
  • Full threading and pointed tip enable quick starts and consistent grip, minimizing slippage during installation.
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global industry standards for hazardous substances.
  • Phillips drive and flat head profile offer easy tool engagement and a low-profile finish for streamlined assemblies.

Professional Applications & Engineering Value

This No. 14 Phillips flat head tapping screw is engineered to address common challenges in sheet metal fabrication, such as material stripping and corrosion-induced failures. Crafted from 18-8 stainless steel, it resists rust and degradation, making it ideal for outdoor or humid conditions. The thread forming Type A design creates strong, permanent threads in ductile materials without chips, reducing assembly steps and improving joint integrity. With a fully threaded shank and standard flat head, it ensures even load distribution and a seamless finish, critical for HVAC systems, automotive panels, and electronic enclosures. By integrating a 5.5 mm drill bit size recommendation, it streamlines preparation and enhances precision in high-volume production lines.

Specification Summary & Compliance

This screw adheres to standard inch measurements with a thread diameter of 0.242" and approximately 10 threads per inch, ensuring consistent fit. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming it is free from restricted substances. The flat head profile and right-hand threading follow industry norms for ease of use, while the thread forming tapping method guarantees reliable performance in specified sheet metal thicknesses up to 0.025".

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