[10000 BULK] Machine Screws Slotted Round Zinc Plated 4/40 X 1 1/4

Mutual ScrewSKU: 0420MSRKC

Price:
Sale price$425.84 Regular price$532.53per 10000( $0.04 each)
Pieces 10000
Measurement type Inch
Thread size #4-40
Diameter 4
Length 1-1/4
Material Steel
Grade Steel
Finish Zinc Plated
Drive Slotted
Head style Round
Threads per inch 40
Thread style Fully Threaded
Weight 30.0 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

Machine Screws Slotted Round Zinc Plated 4/40 X 1 1/4 offer a reliable fastening solution for precision applications. These zinc-plated, round-head machine screws are ideal for electronics enclosures, cabinetry, and light machinery, delivering consistent torque and a clean, professional finish.

  • Size & Threads: #4-40 UNC
  • Length: 1 1/4 inch
  • Drive Type: Slotted
  • Head Style: Slotted Round Head
  • Material & Finish: Zinc-plated steel for basic corrosion resistance in indoor environments
  • Applications: Electronics, cabinetry, light machinery, hardware assemblies

Key benefits include easy installation with a standard flat-blade screwdriver, dependable holding power in sheet metal and enclosures, and a polished finish that blends with a wide range of projects. The zinc plating helps protect against rust and wear in typical indoor settings, making these screws a versatile choice for general-purpose fastening.

For best results, pair with compatible nuts or tapped holes designed for 4-40 UNC threads. Ensure you select the proper pilot hole and avoid overtightening to maintain thread integrity and a smooth, flush seating.

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