Mutual Screw & Supply

5/16-24 X 3-3/4" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially Threaded (50 / Pkg.)

5/16-24 X 3-3/4" Hex Head Cap Screws | Grade 5 Steel Yellow Zinc | Partially - Main image
$24.76 $38.68 In stock

5/16-24 x 3-3/4" hex head cap screws for machinery, equipment assembly and general industrial fastening.

  • Grade 5 Steel Yellow Zinc construction
  • Partially Threaded
  • Hex head for wrench or socket drive
  • Sold in packs of 50

Specifications

  • Thread Size: 5/16-24
  • Length: 3-3/4"
  • Threads Per Inch: 24
  • Material: Steel
  • Grade: Grade 5
  • Finish: Yellow Zinc CR+6
  • Thread Style: Partially Threaded
  • Pack Quantity: 50
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Sophia V. ★★★★★

The partially threaded shaft makes these sit flush without bottoming out, which saved me a headache on a bracket assembly. Yellow zinc coating looks consistent across all fifty, and the hex heads grabbed cleanly with a socket. These are exactly what I needed for the job.

Harper H. ★★★★★

I needed something sturdy for a heavy machinery mount—these partially threaded screws grabbed tight and held with no wobble.

David ★★★★★

Used these to bolt down a workbench tabletop and the partially threaded shank gave just the right amount of grip without stripping. The yellow zinc coating looks clean and seems like it'll hold up well in my garage.