Spur gear module 3 z=47 plate wheel
Available product promotions:
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Weight3,7kg
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UPC Code5907009325767
Product Description
Spur gear module 3, z=47, plate wheel
This module 3 gear (47 teeth, plate wheel) is used wherever reliable, maintenance-free power transmission through involute meshing is required. Made of C45E steel (UNI/EN 10083-1), which ensures high mechanical strength and wear resistance during prolonged operation under load.
Technical data
| Module (m) | 3 |
| Pressure angle | 20° |
| Number of teeth (z) | 47 |
| Type | Gear without hub (plate wheel) |
| Outside diameter (De) | 147 mm |
| Pitch diameter (Dp) | 141 mm |
| Pilot bore diameter (D) | 20 mm |
| Plate width (h) | 30 mm |
| Weight | 3.7 kg |
| Material | C45E steel (UNI EN 10083-1) |
Frequently asked questions
In which applications do helical module gears perform well?
Helical teeth ensure smoother engagement, which drastically reduces noise and vibration at high rotational speeds. They are used in precision speed reducers and machine tools, bearing in mind, however, the need to use thrust bearings (absorbing axial forces).
How can you check whether two module gears will mesh with each other?
There is one absolute condition: both gears must have exactly the same module (e.g. m=2) and the same pressure angle (standard 20°). If the modules differ by even a fraction of a millimetre, the teeth will start to shear and the gearbox will be destroyed.
How does the operating temperature affect the choice of material for a module gear?
At high temperatures, C45E steel retains its properties much better than plastics, which can soften and lose tooth profile accuracy; in such cases steel (including stainless steel if moisture or steam is also present) is the safer choice.
How do you choose a gear rack to match a specific module gear?
The principle is the same as when selecting two gears - the rack must have the same module as the drive gear. Remember to choose the right rack width, which should be equal to or slightly wider than the face width of the gear, in order to transmit the full torque.
Where is this product used?
It performs well in power transmission systems in machine tools, production lines and sliding gates, where it works together with a gear rack of the same module.
When placing your order, please check the current stock level of this gear - the lead time depends on it and is clearly stated according to the quantity available in the given warehouse.
Product photos are for illustrative purposes only.
Product Features
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Weight3,7kg
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UPC Code5907009325767