S-93195A116 Length 1/2" Tapping Screws

Tapping Screws

0450FA00003 Tapping Screws
0450FA00003 Tapping Screws

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

Part No.
Part No. 0450FA00003
Equivalent to mcmaster :
93195A116

Basic Information

Tapping Screw Type B
System of Measurement Inch

Head Parameters

Head Type Flat
Head Diameter 0.212"
Head Height 0.067"
Flat Head Profile Standard

Dimensions

Length 1/2"
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 Blunt
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
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 action with Type B tapping creates strong, permanent threads in sheet metal without pre-tapping
  • Optimal flush installation thanks to standard flat head profile with 82° countersink angle for smooth surface finishing
  • Enhanced driving control through Phillips No. 1 drive style, reducing cam-out and improving installation efficiency
  • Maximum holding power achieved through fully threaded blunt tip design for superior grip throughout the entire length
  • Precision compatibility with No. 44 drill bit (0.086") for accurate hole preparation and secure fastening
  • Regulatory compliance assurance meeting RoHS 3 and REACH standards for environmentally responsible manufacturing

Professional Applications & Engineering Value

These 18-8 stainless steel tapping screws deliver exceptional engineering value in sheet metal applications where corrosion resistance and structural integrity are paramount. The thread forming Type B design eliminates the need for separate tapping operations, creating strong, vibration-resistant threads that withstand industrial stresses. The Phillips flat head configuration with 82° countersink angle ensures flush mounting while the fully threaded blunt tip provides maximum engagement depth. Engineered for precision, these No. 4-24 screws with 24 TPI thread pitch offer reliable performance in HVAC systems, electronic enclosures, and automotive components where consistent fastening strength is critical.

Specification Summary & Compliance

This No. 4-24 x 1/2" tapping screw features precise dimensional accuracy with 0.112" thread diameter and 24 threads per inch configuration. The screw maintains standard flat head profile specifications with 0.212" head diameter and 0.067" head height. Manufacturing complies with industry standards for thread forming Type B screws and includes full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe and sustainable industrial use.

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