New Arrivals/Restock

8020, 3330, 15 Series, 5/16-18 x 0.687 Inch 11/16 Inch Flanged Button Head Socket Cap Screw (FBHSCS) Bolts (25 Pack)

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$17.97 cheaper than the new price!!

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New  $29.95
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Product details

Management number 218169155 Release Date 2026/05/03 List Price $11.98 Model Number 218169155
Category
  • This flanged button head socket cap screw is made out of steel with a black zinc finish.
  • The low domed head with a wider bearing surface offer a finished appearance, making them an ideal choice when a neat appearance is desired.
  • This bolt comes with a 0.66" diameter flange head and full thread length of 0.687" with a 3/16 allen hex drive. Thread size is 5/16-18.
  • Used with t-nuts to mount brackets and plates to aluminum extrusions. Quick installation and can be re-purposed over and over.
  • Perfect for your extruded rail projects!
Brand 80/20
Head Type Button
Size Name 5/16-18 x 0.687 Inch
Metal Type Alloy Steel
Unit Count 25 Count
Part Number 3330-25pk
Thread Size 5/16"-18
Thread Type Unf
Drive System External Hex
Finish Types Zinc
Manufacturer 80/20 Inc
Thread Style Socket
Fastener Size 5/16 inch
Fastener Type Flange
Item Diameter 0.66 Inches
Material Type Steel
Exterior Finish Zinc
Thread Coverage Fully Threaded
Number of Pieces 25
Screw Head Style Socket
Screw Point Style Socket
Set Screw Thread Type Socket

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