Spur gear module 8 z=30 with hub
Available product promotions:
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Weight34,5kg
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UPC Code5907009326030
Product Description
Spur gear module 8, z=30, with hub
The spur gear module 8 with z=30 teeth (with hub) is a universal modular component whose parameters match the entire family of gears and gear racks of the same module. 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) | 8 |
| Pressure angle | 20° |
| Number of teeth (z) | 30 |
| Type | Gear with hub |
| Outside diameter (De) | 256 mm |
| Pitch diameter (Dp) | 240 mm |
| Hub outer diameter (d) | 190 mm |
| Pilot bore diameter (D) | 30 mm |
| Tooth width (h) | 80 mm |
| Overall hub height (A) | 110 mm |
| Weight | 34.5 kg |
| Material | C45E steel (UNI EN 10083-1) |
Frequently asked questions
Are the gear wheels for sliding gates also module gears?
Yes, the classic gate drive gear is a module gear working with a gear rack fixed to the gate leaf. This is usually module 4 (m=4), and for intensive commercial use precision-machined components are chosen that run quietly and without jamming.
How does the build quality of a Polish/European manufacturer reduce rolling resistance in the gearbox?
Cheap gears from unverified sources often have a rough tooth surface that acts like sandpaper, raising the temperature and the drive resistance. Our gears have a smooth working surface, which helps maintain the lubricating film and minimises energy losses.
How should gears be stored correctly before installation?
Preferably in a dry room, protected against moisture and dust, with a light layer of preservative oil on the teeth and bore - especially important for C45E carbon steel, which can start to corrode without protection.
What is the module of a gear and how do you measure it correctly?
The module (m) is the basic parameter defining tooth size, i.e. the ratio of the pitch diameter to the number of teeth. The simplest way to measure it in workshop conditions is to measure the outside diameter of the gear (Dz), count the teeth (Z) and use the formula: m = Dz / (Z + 2).
Where is this product used?
Used in industrial machine drives, gate and industrial door automation and as a spare part for existing module gear drives - you only need to keep the same module and pressure angle.
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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Weight34,5kg
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UPC Code5907009326030