1/4"-20 X 2-1/2" Machine Screws | Flat Head | Slotted Drive | 18/8 Stainless Steel (500/Pkg.)
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1/4"-20 X 2-1/2" Machine Screws | Flat Head | Slotted Drive | 18/8 Stainless Steel (500/Pkg.)

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1/4"-20 X 2-1/2" Machine Screws | Flat Head | Slotted Drive | 18/8 Stainless Steel (500/Pkg.)

Mutual ScrewSKU: 1440MSF188KC
Price:
$250.15per 500( $0.50 each)
Pieces 500
Measurement type Inch
Thread size 1/4-20
Diameter 1/4
Length 2-1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Slotted
Head style Flat
Threads per inch 20
Thread style Fully Threaded
Weight 14.0 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

Upgrade your fastener kit with our Machine Screws Slotted Flat 18/8 Stainless 1/4-20 x 2 1/2. Precision-engineered from premium 18/8 stainless steel, these screws deliver reliable strength and excellent corrosion resistance for metal-to-metal assemblies in appliances, equipment, cabinetry, and more.

Key Features

  • Material: 18/8 stainless steel (304-grade) for superior corrosion resistance and long-lasting performance.
  • Drive Type: Slotted drive compatible with common screwdrivers and tapping tools.
  • Head Style: Flat-head design for a flush, finished appearance.
  • Thread & Size: 1/4-20 UNC coarse thread for strong engagement in metal components.
  • Length: 2 1/2 inches overall to suit thicker assemblies.

Specifications

  • Size: 1/4-20
  • Length: 2 1/2" (63.5 mm)
  • Material: 18/8 stainless steel (304)
  • Head: Flat-head
  • Drive: Slotted

Applications

  • Metal-to-metal assemblies in machinery, equipment, and appliances
  • Cabinetry, electronics housings, and control panels
  • HVAC components, automotive interiors, and general fastening projects

Why Choose 18/8 Stainless Machine Screws?

Choosing stainless steel means higher corrosion resistance, better durability in varying temperatures, and a cleaner appearance. The 1/4-20 UNC thread is a common standard across many industries, ensuring compatibility with a wide range of nuts and tapped holes.

Installation & Care

  • Use a compatible flat-head screwdriver to prevent slipping and ensure firm seating.
  • Check fitment before applying threadlocker, and use it only if vibration is a concern and compatibility allows.
  • Clean threads before installation to reduce galling and promote smooth operation.

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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