#4-40 X 5/8" Button Head Cap Screws | 18/8 Stainless Steel (100 / Pkg.)
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#4-40 X 5/8" Button Head Cap Screws | 18/8 Stainless Steel (100 / Pkg.)

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#4-40 X 5/8" Button Head Cap Screws | 18/8 Stainless Steel (100 / Pkg.)

Mutual ScrewSKU: 0410CSB188
Price:
$11.25per 100( $0.11 each)
Pieces 100
Measurement type Inch
Thread size #4-40
Length 5/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Hex Socket
Head style Button
Threads per inch 40
Weight 1.0 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

Cap Screws Button Socket 18/8 Stainless 4/40 X 5/8 are precision-engineered socket cap screws designed for durability and a clean, low-profile finish. Crafted from 18/8 stainless steel (304 grade), these button head cap screws deliver reliable corrosion resistance and long-lasting performance in a variety of environments. Ideal for electronics, machinery, furniture, automotive, and marine applications, they combine strength with a sleek, unobtrusive appearance.

Overview

Featuring a button head and an internal hex drive, these cap screws provide a flush, snag-free profile while preserving steady torque for secure assemblies. The 4-40 thread size is a common choice for electronics enclosures and small machinery, and the 5/8 inch length ensures a robust grip without protruding hardware.

  • Material: 18/8 stainless steel (304 grade) for excellent corrosion resistance and durability.
  • Head style: Button head for a low-profile, smooth surface.
  • Drive type: Internal hex (Allen) drive for precise, tool-friendly tightening.
  • Thread size: 4-40, a standard small-thread machine screw for fine assemblies.
  • Length: 5/8 inch (15.88 mm) to suit compact, clean installations.
  • Finish: Natural, passivated stainless steel finish for reliable performance.

Specifications

  • Screw type: Button head cap screw (socket cap screw)
  • Material: 18/8 stainless steel (304)
  • Finish: Passivated stainless
  • Thread size: 4-40
  • Length: 5/8 inch
  • Drive: Internal hex

Applications

Perfect for hardware installations where a clean look and corrosion resistance are essential. Use in electronics enclosures, control panels, cabinetry, automotive components, marine equipment, and lightweight machinery. The combination of stainless steel and a low-profile button head helps prevent snagging and provides a neat, professional finish.

Add Cap Screws Button Socket 18/8 Stainless 4/40 x 5/8 to your toolkit today and ensure secure, reliable joints with a touch of refined hardware design.

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

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