CGL39.41 NGC marine gearbox features two-stage reduction with coaxial input and output shafts, same rotation direction, and integrated clutch with reduction. Rated input speed is 400-1600 rpm, reduction ratio 1.98-5.99, and transmission capacity 0.852-2.585 kW/rpm. Manufactured by NGC Marine (Nanjing Accurate Marine Equipment Co., Ltd., NGC), it ensures efficient power transmission for a wide range of vessels.
CGL39.41 Scope of Supply
- Oil cooler
- Gear pump
- Filter
- Operating valve
- Two-stage control valve
- Monitoring meter
- Input flange
- Output flange
Technical Data of NGC Gearbox CGL39.41
| Input Speed (rpm) | Ratio | Transmission Capacity (kW/rpm) |
| 400-800 | 1.98 | 2.585 |
| 400-1000 | 2.47 | 2.068 |
| 400-1200 | 3.05 | 1.672 |
| 400-1400 | 3.48 | 1.467 |
| 400-1600 | 4.05 | 1.260 |
| 400-1600 | 4.48 | 1.138 |
| 400-1600 | 4.97 | 1.022 |
| 400-1600 | 5.51 | 0.927 |
| 400-1600 | 5.99 | 0.852 |
- Design & Function: Two-stage reduction with coaxial input and output shafts, same rotation direction, and integrated clutch with reduction.
- Shaft Arrangement: Input and output shafts are coaxial for compact installation and efficient power transmission.
- Thrust Capacity: Rated propeller thrust up to 175 kN.
- Dimensions: To be confirmed / as per drawing.
- Net Weight: Approximately 3550 kg.
Optional Configuration
- Control system options: Mechanical control, electrical control, or pneumatic control.
- Highly flexible coupling: Reduces torsional vibration and protects the drivetrain.
- Stand-by pumpset: Ensures reliable operation and system redundancy.
- Classification society compliance: Available with certification from major classification societies upon request.
- NGC CGL39.41 Marine Gearbox Technical Datasheet
- CGL39.41 NGC Gearbox Installation & Service Manual
- CGL39.41 Marine Reduction Gearbox Dimensional Drawing (PDF)
- NGC Marine Gearboxes & Propulsion Products Catalogue
Specifications subject to change without prior notice in the interest of continual product improvement. Contact our sales representative for engineering specifications, survey society approvals and classifications.