5/16"-18 X 5" Machine Screws | Flat Head | Slotted Drive | Steel Zinc Plated (50/Pkg.)

Mutual ScrewSKU: 3180MSF

Price:
Sale price$25.30per 50( $0.51 each)
Pieces 50
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 5
Material Steel
Grade Steel
Finish Zinc Plated
Drive Slotted
Head style Flat
Threads per inch 18
Thread style Fully Threaded
Weight 5.0 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 dependable, precise fastening, our Machine Screws Slotted Flat Steel Zinc 5/16-18 x 5 deliver solid performance in metal assemblies. The slotted drive and zinc-plated finish offer ease of installation and lasting corrosion resistance for a wide range of applications.

Highlights

  • Drive type: Slotted – compatible with standard flat-blade screwdrivers for quick, confident seating.
  • Material: Steel for strength and durability.
  • Finish: Zinc plating provides corrosion resistance in typical indoor/outdoor environments.
  • Thread size: 5/16-18, standard coarse thread suitable for various tapped holes and nut applications.
  • Length: 5 inches.

These machine screws are ideal for metal fabrication, equipment assembly, automotive repairs, and general hardware projects where a reliable, standard-size fastener is required. Always ensure the screw length matches your material thickness and paired nuts or tapped holes.

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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