5/16"-18 X 3" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (250/Pkg.)
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5/16"-18 X 3" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (250/Pkg.)

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5/16"-18 X 3" Machine Screws | Flat Head | Phillips Drive | 18/8 Stainless Steel (250/Pkg.)

Mutual ScrewSKU: MS51959-106KC
Price:
$288.08 $334.18per 250( $1.15 each)
Pieces 250
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 3
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Phillips
Head style Flat
Threads per inch 18
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

Specs

  • Drive Type: Phillips
  • Head Style: Flat head (countersunk)
  • Material: 18/8 stainless steel (AISI 304)
  • Size / Length: 5/16-18 x 3 inches
  • Threads: 18 threads per inch (UNC)
  • Product Code: MS51959
  • Package Quantity: 250 per package

Features

  • 18/8 stainless steel formulation delivers corrosion resistance suitable for damp and coastal environments, enabling reliable performance indoors and outdoors.
  • Phillips drive enables quick seating with consistent torque, reducing cam-out on metal-to-metal assemblies.
  • Flat head countersunk profile produces a flush finish on panels, enclosures, and equipment housings.
  • 5/16-18 size provides a robust, standard thread for medium-thickness metal components.
  • Packaged as 250 screws per package for bulk projects and stocking.

Physical

  • Head style: Flat head (countersunk)
  • Drive type: Phillips
  • Material: 18/8 stainless steel (AISI 304)
  • Size / Length: 5/16-18 x 3 inches
  • Threads: 18 per inch (UNC)
  • Package Quantity: 250 per package

Industry Used In

  • Electrical enclosures and panel assemblies
  • Industrial machinery and equipment housings
  • Outdoor electrical installations and damp environments
  • Marine hardware and coastal applications
  • OEM manufacturing and metal fabrication projects

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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