★ Adopting double module gear of asymmetrical tooth profile
★ High-strength wear-resistant cast iron material of housing has strong bearing capacity and long product life
★ Maintain high volumetric efficiency at 600 rpm
★ The connection form of input shaft includes flat key, rectangle spline, SAE involute spline, Metric involute spline
★ The mode of oil inlet and oil outlet includes back inlet and back outlet, back inlet and side outlet.
★ The automatic compensation mechanism of axial clearance enables gear pump to maintain a long-time high efficiency work
★ It is applied in electric forklift industry
Model Coding:
① Product code
② Pressure grade F: 20MPa
③ Nominal displacement
④ Mounting A: Oval
⑤ Joining Port F: Flange
⑥ Shaft end φ: SEA spline
⑦ Rotation L: Left (Counterclockwise) R: Right (Clockwise is omitted)
Outline：
| Model | Nominal | Pressure | Speed | Volumetric efficiency | Inlet | Outlet | Weight (kg) | ||||||||||
| Displacement | (MPa) | (r/min) | (≥%) | ||||||||||||||
| (mL/r) | Rated | Max. | Min. | Rated | Max. | L1 | L | D | a | b | D | a | b | ||||
| CBHZA-F23-AFφ* | 23 | 60 | 116 | 4.4 | |||||||||||||
| CBHZA-F25-AFφ* | 25 | 61.5 | 119 | 4.7 | |||||||||||||
| CBHZA-F28.2-AFφ* | 28.2 | 20 | 25 | 600 | 2500 | 3000 | 92 | 63.5 | 123 | 25 | 26.2 | 52.4 | 20 | 22.2 | 47.6 | 4.9 | |
| CBHZA-F30-AFφ* | 30 | 64.5 | 125 | 5.1 | |||||||||||||
| CBHZA-F32-AFφ* | 32 | 65.5 | 127 | 5.3 | |||||||||||||
| CBHZA-F36-AFφ* | 36 | 68 | 132 | 5.7 | |||||||||||||
| CBHZA-F40-AFφ* | 40 | 70.5 | 137 | 28 | 6.1 | ||||||||||||
