[25 PKG] Socket Head Cap Screws 18/8 Stainless 1/2-20 X 3-1/2
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[25 PKG] Socket Head Cap Screws 18/8 Stainless 1/2-20 X 3-1/2

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[25 PKG] Socket Head Cap Screws 18/8 Stainless 1/2-20 X 3-1/2

Mutual ScrewSKU: 5156CSP188
Price:
$121.58per 25( $4.86 each)
Pieces 25
Measurement type Inch
Thread size 1/2-20
Length 3-1/2
Material Steel
Grade 18/8
Finish Stainless Steel
Drive Hex Socket
Head style Socket
Weight 10.0 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

Engineered for demanding assemblies, Socket Head Cap Screws in 18/8 stainless steel deliver reliable strength and corrosion resistance in a compact, drive-ready form. The 1/2-20 thread and 3-1/2 inch length make these fasteners ideal for machinery, automotive, and industrial applications where a high-strength fastener is required.

Key Features

  • Material: 18/8 stainless steel (AISI 304) for excellent corrosion resistance
  • Head type: Socket Head Cap Screw for a clean, recessed profile
  • Drive: Internal hex (Allen) drive for secure torque transfer
  • Thread specification: 1/2-20 UNC coarse thread
  • Length: 3-1/2 inches
  • Applications: Suitable for heavy-duty machinery, automotive, and equipment where stainless fasteners are preferred

Specifications

  • Material: 18/8 stainless steel (AISI 304)
  • Head style: Socket Head Cap Screw
  • Drive type: Internal hex (Allen)
  • Thread: 1/2-20 UNC
  • Length: 3-1/2 in

Applications

  • Machinery assembly and maintenance
  • Automotive and automotive aftermarket projects
  • Industrial equipment and heavy-duty installations
  • Marine and wet environments where stainless fasteners are advantageous

Installation Tips

  • Use a compatible 1/2 inch Allen wrench to achieve proper torque
  • For applications requiring vibration resistance, consider a suitable thread-locking compound as recommended by the manufacturer
  • Ensure mating nuts and threaded holes are clean and free of debris to prevent cross-threading

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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