Python Drive P30-R Complete Shaft Drive System – for 2.5:1 Reverse Coupling, Shaft Diameter 19–30 mm, Max Torque 294 Nm, Max Thrust 4.3 kN
The Python Drive P30-R Complete Shaft Drive System is a marine shaft drive solution designed for use with a2.5:1 reverse coupling. It is suitable for engines up to 50 HP at 3000 RPM and forshaft diameters from 19 to 30 mm.
The system uses a maintenance-free CV joint drive shaft and a thrust bearing arrangement designed to transferthrust pressure to the hull through a rubber-suspended thrust bearing. According to the provided data, the systemis supplied as a complete set with the necessary installation components.
Key Features
- Product Number: P30-R
- Brand: Python
- Sales Unit: 1 piece
- Compatible with: 2.5:1 reverse coupling
- Suitable for: engines up to 50 HP at 3000 RPM
- Shaft Diameter Range: 19–30 mm
- Variable Shaft Diameter: Yes
- Maintenance-free CV joint drive shaft
- Complete installation set with installation components
Technical Specifications
| Model | P30-R |
|---|---|
| EAN Code | 8720193045962 |
| Shaft Diameter Range | 19–30 mm |
| Compatible Reverse Coupling | 2.5:1 |
| Suitable Engine Output / Speed | 50 HP / 3000 RPM |
| Maximum Torque | 294 Nm |
| Maximum Thrust | 4.3 kN |
| Homokinetic Head Diameter | 100 mm |
| Pitch Circle | 86 mm |
| Variable Shaft Diameter | Yes |
| Sales Unit | 1 piece |
Included / System Information
- Homokinetic / CV joint drive shaft
- Thrust bearing unit
- Installation components
- Bolts, nuts, lock washers, and rubber elements are mentioned in the provided general system description
Design and Operating Notes
- The system is described as eliminating the need for periodic engine alignment adjustments after installation.
- The CV joint drive shaft maintains a constant rotation rate at uneven angles.
- The thrust bearing is described as large and maintenance-free.
- The short installation length allows integration into a variety of marine vessels.
Torque Formula Provided for System Selection
- (A:B) x 9680 x C = propeller shaft torque in Nm
- A = maximum power of the motor in kW
- B = maximum speed of the motor
- C = reduction of gearbox








