#4-40 X 5/16" Socket Head Cap Screws | Alloy Steel Black Oxide (1 / Pkg.)
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#4-40 X 5/16" Socket Head Cap Screws | Alloy Steel Black Oxide (1 / Pkg.)

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#4-40 X 5/16" Socket Head Cap Screws | Alloy Steel Black Oxide (1 / Pkg.)

Mutual ScrewSKU: 0405CSPKC
Price:
$11.01per 100( $0.11 each)
Pieces 100
Measurement type Inch
Thread size #4-40
Length 5/16
Material Alloy Steel
Finish Black Oxide
Drive Hex Socket
Head style Socket
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

Socket Head Cap Screws Alloy Steel Thermal Black Oxide 4-40 X 5/16 are high-strength fasteners designed for precise, secure assemblies. Crafted from alloy steel and finished in a thermal black oxide coating, these screws deliver dependable performance in tight spaces where a recessed, low-profile head is required. The 4-40 thread size with a 5/16 inch length makes them a versatile choice for a wide range of mechanical and electronics projects.

Key Features

  • Material: Alloy steel
  • Finish: Thermal black oxide
  • Head style: Socket head cap screw
  • Thread size: 4-40
  • Length: 5/16 in
  • Drive type: Hex socket

Applications

  • Ideal for precision machinery, electronics enclosures, and automotive components
  • Suitable for spaces where a flush, low-profile head is needed
  • Useful for maintenance and DIY projects requiring compact fasteners

Specifications

  • Material: Alloy steel
  • Finish: Thermal black oxide
  • Head style: Socket head
  • Drive type: Hex socket
  • Thread size: 4-40
  • Length: 5/16 in

Upgrade your toolkit with these dependable socket head cap screws and enjoy secure, durable fastening in a compact, low-profile 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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