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8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)
8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack) 8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

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US$160.50 cheaper than the new price!!

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Used  US$107.00
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Product details

Management number 215610330 Release Date 2026/04/12 List Price US$107.00 Model Number 215610330
Category
  1. Industrial & Scientific
  2. Fasteners
  3. Screws
  4. Socket Head Screws
  • Includes 250pcs of 3330 - 5/16-18 x 0.687 11/16 inch flanged button head socket cap screw and 250pcs of 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 bolt 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 nut measures .638 x .222 x .984 inches long with an offset 5/16-18 thread.
  • Used to mount your brackets or plates to the track of the 15 Series or standard 1.5" based aluminum extrusion. Perfect for any DIY machinist!
Brand 80/20
Color black
Head Type Flanged Button
Size Name 250 Pack
Metal Type Alloy Steel
Item Weight 10.5 Pounds
Part Number 3320-250
Thread Size 5/16"-18
Thread Type Unc
Drive System External Hex
Manufacturer 80/20 Inc
Thread Style Right Hand, Full
Fastener Type Flanged Button
Item Hardness Grade 8.8
Material Type Alloy Steel
Exterior Finish Zinc
Thread Coverage Fully Threaded
Number of Pieces 250
Screw Head Style Socket Cap
Manufacturer Grade standard

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

8020, 3320, 15 Series, 5/16-18 x 0.687 Inch Flanged Button Head Socket Cap Screw (FBHSCS) with Slide-in Economy T-Nut Hardware Combo (250 Pack)

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