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BuildYourCNC

#25 Idler Sprocket

#25 Idler Sprocket

$15.95 USD
$15.95 USD
Sale Sold out
Title

This is the same sprocket that guides #25 chain and drive sprocket . The sprocket has 20 teeth with a .25" pitch and contains an R6 ball bearing with a 3/8" ID (inside diameter).

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Instructions

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Step 1
Basic information on sprockets and roller chain. This video explains the uses of drive sprockets and idler sprocket and goes into some details of the geometry of the sprockets, how they work and various configuration that can be used with sprockets and roller chain. Information on calculating the steps per inch is also explained.

Questions & Answers

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  • Regarding Blacktooth laser cutter, can 5 is cut .050 clear plastic and can I have sample pictures? Dpongos@gmail.com

    Yes, the blackTooth laser can cut .05 inch plastic. Generally, it can cut non-metallic materials up to about 0.25 inches. Video of an early test of the blackTooth is available on our website at https://buildyourcnc.com/blackToothLaserCutterAndEngraver.aspx#prettyPhoto/104/. There are also several posts of the blackTooth in action at buildyourtools.com.

  • What is the bore size?

    The bore size for this idler sprocket is 3/8" or 0.375". Additional Information: The bore size for this idler sprocket is 3/8" or 0.375".

  • What is the bore size?

    The bore size for this idler sprocket is 3/8" or 0.375".

  • How wide is the bearing

    The thickness of the bearing (width of the bearing) is 7.9 mm or 0.3115 inches. The outside diameter of the bearing is 23 mm or 0.9 inches The inside diameter (bore) is 9.5 mm or .375 inches