8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

★★★★★ 4.5 99 reviews
$122.95
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Product details

Management number 228765140 Release Date 2026/05/31 List Price $49.18 Model Number 228765140
Category
  1. Industrial & Scientific
  2. Fasteners
  3. Screws
  4. Socket Head Screws
  • Includes 3330 - 5/16-18 x 0.687 11/16 inch flanged button head socket cap screw and 3278 - 5/16-18 slide-in economy t-nut offset thread.
  • Both the flanged button head socket cap screw and economy t-nut is made out of steel with a black zinc finish.
  • The bolts comes with a 0.66 inch diameter flange head and full thread length of 0.687 inch with a 3/16 allen hex drive. Thread size is 5/16-18.
  • The hardware nuts measure .638 x .222 x .984 inches long with an offset 5/16-18 thread. Works perfectly with 15 Series 80/20 aluminum extrusions.
  • Used to mount your brackets or plates to the t slot track of the 15 Series or standard 1.5" based aluminum extrusion. Perfect for any DIY machinist!
ASIN B00FJF10D2
Brand 80/20
Set Name 80/20 100 Pack Combo Bolt Assembly
Head Type Button
Size Name 100 Pack
Metal Type Alloy Steel
Unit Count 100.0 Count
Part Number 3320-100pk
Thread Size 5/16"-18
Thread Type Unc
Drive System External Hex
Finish Types Black Zinc
Manufacturer 80/20 Inc
Fastener Size 5/16"-18
Fastener Type Flanged Button
Material Type Alloy Steel
Exterior Finish Zinc
Number Of Items 100
Thread Coverage Fully Threaded
Screw Head Style Socket Cap
Screw Point Style Flat Point
Compatible Groove Diameter 0.56 Inches

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

8020, 3320, 15 Series Bolt Assembly, 5/16-18 x 0.687 Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut T-Slot Hardware Fasteners Combo (100 Pack)

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