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

Mutual ScrewSKU: 0418MSR188KC

Price:
Sale price$339.30per 5000( $0.07 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 Slotted
Head style Round
Threads per inch 40
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 fasteners with these premium Machine Screws Slotted Round Head, crafted from 18/8 stainless steel for lasting durability in challenging environments. The 4-40 thread size and 1-1/8 inch length are ideal for electronics enclosures, cabinetry, and general metalwork where a secure, low-profile drive is needed.

Technical Specifications

  • Material: 18/8 stainless steel (304 grade) for excellent corrosion resistance and strength.
  • Head Type: Slotted round head for a classic profile and straightforward screwdriver installation.
  • Thread Size: 4-40
  • Length: 1-1/8 inch
  • Finish: Natural stainless steel with robust corrosion resistance, suitable for indoor use and moderate exposure environments.
  • Applications: Ideal for electronic enclosures, appliances, cabinetry, and delicate assemblies where a compact, reliable screw is required.
  • Installation Tip: Pair with a compatible slotted screwdriver and, when joining dissimilar materials or subject to vibration, consider a thread locking option for extra security.

Why choose these machine screws? They combine the corrosion resistance of 18/8 stainless with a dependable 4-40 thread and a compact 1-1/8 inch length, delivering reliable performance without bulk. Ensure you select the correct pilot hole size and threading to achieve a snug, secure fit every time.

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800-222-0324

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