#4-40 X 3/8" Machine Screws | Flat Head | Slotted Drive | Steel Zinc Plated (10000/Pkg.)

★★★★★ 4.6 52 reviews

US$64.55
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US$64.55
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 242054129 Release Date 2026/07/19 List Price US$64.55 Model Number 242054129
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Upgrade your hardware projects with our Machine Screws Slotted Flat Steel Zinc 4-40X3/8. These precision screws are crafted from durable steel and finished with a protective zinc plating to resist corrosion in everyday environments. The slotted drive and flat head design provide a flush, neat appearance on metal assemblies, making them ideal for electronics enclosures, equipment panels, and small mechanical assemblies.

  • Size and threading: 4-40 thread with a length of 3/8 inch
  • Drive: Slotted
  • Head type: Flat (countersunk) for a flush finish
  • Material and finish: Steel with zinc plating for corrosion resistance
  • Applications: Electronics, metal enclosures, panels, DIY projects

Tips: when using 4-40 screws, ensure you have compatible tapped holes and the correct length for your material to avoid protrusion. Store in a dry place to maintain coating.


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4.6 out of 5
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52 ratings | 21 reviews
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