#4-40 X 1-1/8" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (5000/Pkg.)

Mutual ScrewSKU: 0418MPU188KC

Price:
Sale price$493.19 Regular price$690.46per 5000( $0.10 each)
Pieces 5000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 1-1/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Phillips
Head style Flat
Threads per inch 40
Thread style Fully Threaded
Weight 12.0 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

Choose reliable fasteners for your assemblies with our Machine Screws — Phillips Flat Head, crafted from 18/8 stainless steel. These 4-40 UNC, 1-1/8" screws blend strength with corrosion resistance for long-lasting performance in demanding environments.

  • Material: 18/8 stainless steel (304) for excellent corrosion resistance.
  • Drive: Phillips drive for easy, precise fastening and compatibility with common drivers.
  • Head style: Flat head (countersunk) design for a flush finish in panels and surfaces.
  • Thread size: 4-40 UNC standard, suited for light to medium-duty hardware assemblies.
  • Length: 1-1/8" overall length.

Applications include electronics enclosures, cabinetry, appliances, metal panels, and other precision assemblies where a clean, secure fit is essential. The 18/8 stainless steel construction offers reliable rust resistance in indoor and protected outdoor environments when used appropriately.

Tips: When fastening, pair with compatible 4-40 nuts or tapped holes. For best results, ensure the flat head sits flush against the surface to maintain a neat, professional appearance.

Upgrade your hardware with these versatile Phillips flat head machine screws and enjoy dependable performance in a compact package. Add to cart now for fast, durable assemblies.

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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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