#4-40 X 5/16" Machine Screws | Undercut Binder Head | Slotted Drive | 18/8 Stainless Steel (5000/Pkg.)
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#4-40 X 5/16" Machine Screws | Undercut Binder Head | Slotted Drive | 18/8 Stainless Steel (5000/Pkg.)

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#4-40 X 5/16" Machine Screws | Undercut Binder Head | Slotted Drive | 18/8 Stainless Steel (5000/Pkg.)

Mutual ScrewSKU: 0405MSB188KC
Price:
$348.94per 5000( $0.07 each)
Pieces 5000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 5/16
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Slotted
Head style Undercut Binder
Threads per inch 40
Thread style Fully Threaded
Weight 6.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Engineered for durability and precise fastening, these Machine Screws Slotted Undercut Binder are crafted from 18/8 stainless steel for superior corrosion resistance and long-lasting performance in metal-to-metal assemblies.

  • Size: 4-40 thread, 5/16 inch length
  • Head & Drive: Binder head with a slotted drive
  • Material: 18/8 stainless steel (A2)
  • Undercut: Undercut binder design for secure seating and reduced pull-out
  • Applications: Ideal for electrical panels, instrument enclosures, machinery, and other metal assemblies

These screws are designed for standard 4-40 tapped holes and provide a clean, flush appearance while delivering strong, vibration-resistant performance in demanding environments.

Material & Finish

Made from 18/8 stainless steel (commonly known as type 304), these binder screws offer excellent corrosion resistance, durability, and compatibility with stainless hardware in challenging conditions.

Upgrade your hardware kit with these reliable 4-40 x 5/16 binder screws for a secure, professional finish on metal projects.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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