Spur gear module 4 z=17 with hub
Available product promotions:
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Weight1,3kg
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UPC Code5908453537485
Product Description
Spur gear module 4, z=17, with hub
This module 4 spur gear (17 teeth, with hub) is used wherever reliable, maintenance-free power transmission via involute gearing 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) | 4 |
| Pressure angle | 20° |
| Number of teeth (z) | 17 |
| Type | Gear with hub |
| Outside diameter (De) | 76 mm |
| Pitch diameter (Dp) | 68 mm |
| Hub outer diameter (d) | 50 mm |
| Pilot bore diameter (D) | 15 mm |
| Tooth width (h) | 40 mm |
| Overall hub height (A) | 60 mm |
| Weight | 1.3 kg |
| Material | C45E steel (UNI EN 10083-1) |
Frequently asked questions
What should I do if I need a non-standard module that is not currently in the standard range?
If time is short and you need a specific size, we offer professional 3D printing from modern glass-fibre-reinforced materials. It is an outstanding, durable solution for an urgently needed spare part, for prototyping or for gears with lower loads, allowing you to restore continuity of operation very quickly.
What does it mean when the gear "skips" teeth under load?
Most often it is a sign that the transmitted torque exceeds the tooth strength for the given module, or that the backlash is too large - in both cases continued operation leads to the teeth breaking off quickly.
How can a module gear be secured against sliding along the shaft?
Besides a key or a clamping bush, set screws (locking screws) in the hub, thrust washers or retaining rings are also used - the choice depends on whether the transmission operates under variable axial load.
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.
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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Weight1,3kg
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UPC Code5908453537485