S-90395A146 Length 3/8" Tapping Screws

Tapping Screws

0409FA00001 Tapping Screws
0409FA00001 Tapping Screws

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

Part No.
Part No. 0409FA00001
Equivalent to mcmaster :
90395A146

Basic Information

Tapping Screw Type A/AB
System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.27"
Head Height 0.103"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 3/8"
Shank Cross Section Round

Thread Parameters

Screw Size No. 6
Thread Diameter 0.138"
Approximate Threads per Inch 18
Thread Direction Right Hand
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Pointed
Drive Style Square
Drive Size No. 1
Drill Bit Size No. 32
Drill Bit Diameter 0.116"
Tapping Method Thread Forming

Material & Strength

Material Zinc-Plated 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 zinc-plated steel construction, ensuring long-lasting performance in industrial environments
  • Efficient thread forming technology creates secure, permanent threads in sheet metal without pre-tapping, reducing assembly time
  • Optimized 18 TPI precision threading delivers excellent holding power and vibration resistance in thin materials
  • Fully threaded pointed tip design enables quick starting and smooth penetration for faster installation
  • Pan head with No. 1 square drive provides reliable torque transmission and flush seating for clean finishes
  • Comprehensive compliance with RoHS 3 and REACH environmental standards for global manufacturing applications
  • Precision-matched drilling specifications with No. 32 drill bit (0.116") for optimal performance in 0.025" maximum thickness materials

Professional Applications & Engineering Value

These No. 6 x 3/8" zinc-plated steel tapping screws are engineered specifically for demanding sheet metal applications where reliability and efficiency are critical. The thread forming A/AB type design eliminates the need for separate tapping operations, creating strong, permanent threads that resist loosening under vibration. The fully threaded configuration with pointed tip ensures quick starts and smooth penetration, while the zinc-plated steel construction provides essential corrosion protection for industrial environments. Ideal for HVAC systems, electrical enclosures, and metal fabrication, these right hand thread screws deliver consistent performance with their 18 TPI precision and 0.138" thread diameter, making them the optimal choice for high-volume assembly operations requiring speed and reliability.

Specification Summary & Compliance

These tapping screws feature precision thread forming technology with 0.138" thread diameter and 18 TPI specification, designed for use with No. 32 drill bit (0.116" diameter) in materials up to 0.025" thickness. The fasteners maintain standard dimensional accuracy with pan head style, No. 1 square drive, and fully threaded construction. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global manufacturing requirements and restricted substance control.

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