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Products > Internal Spur Gears
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Internal Spur Gears
Internal spur gear
An Internal Spur Gear, similar to a regular spur gear, has a cylindrical pitch surface with teeth that are parallel to the axis. However, with an Internal Spur Gear, the gears make internal contact.
Arrow’s size range and capabilities for Internal Spur Gears are provided in the list below.
Maximum Pitch Diameter – 32”
Diametral Pitch – 3.6 – 48
Face Width – 8.0
Unground Tooth – AGMA Q9
Ground Tooth – AGMA Q13
Internal spur gear teeth