BB-B cycloidal gear pump
BB-B type cycloidal gear oil pump is a positive displacement internal meshing gear oil pump. Due to its simple structure, low noise, smooth oil delive
Product details
Overview of BB-B Cycloid Gear Pump:
BB-B type cycloidal gear oil pump is a positive displacement internal meshing gear oil pump. Due to its simple structure, low noise, smooth oil delivery, high speed, and good self-priming performance, it is suitable for hydraulic systems below 2.5MPa and can also be used as a power pump and lubrication pump.
BB-B Cycloid Gear Pump Special Instructions:
BB-B type cycloidal oil pump has two types of oil pumps: internal leakage and external leakage. Please specify when ordering! Rated pressure: 2.5MPa Speed: 1450r/min. BB-B * Y type is equipped with a valve.
Internal structure of BB-B cycloidal gear pump:


| model | Flow rate L/min | Pressure MPa | Speed r/min | Pressure pulsation MPa | Volume efficiency µ v | Drive power kw | |
| BB-BBB-BY | 4 | 4 | 2.5 | 1500 | 0.15 | ≥ 80 | 0.21 |
| 6 | 6 | 0.31 | |||||
| 10 | 10 | 0.51 | |||||
| BB-BBB-BY | 16 | 16 | ≥ 90 | 0.82 | |||
| 20 | 20 | 1.02 | |||||
| 25 | 25 | 1.30 | |||||
| 32 | 32 | 1.65 | |||||
| BB-BBB-BY | 40 | 40 | ≥ 90 | 2.10 | |||
| 50 | 50 | 2.60 | |||||
| 63 | 63 | 3.30 | |||||
| BB-BBB-BY | 80 | 80 | ≥ 90 | 4.10 | |||
| 100 | 100 | 5.10 | |||||
| 125 | 125 | 6.50 | |||||
Technical specifications:
| model | A | B | E | F | H | L | D | d | F | b | M | K |
| BB-B4 | 50 | 72 | 25 | 30 | 92 | 94 | F 35 | F 12 | F 50 | 4 | M6 | Z 3/8” |
| BB-B6 | 55 | 99 | ||||||||||
| BB-B10 | 64 | 108 | ||||||||||
| BB-B16 | 72 | 95 | 30 | 35 | 117 | 127 | F 50 | F 16 | F 65 | 5 | M8 | Z 3/4” |
| BB-B20 | 76 | 131 | ||||||||||
| BB-B25 | 81 | 136 | ||||||||||
| BB-B32 | 88 | 143 | ||||||||||
| BB-B40 | 85 | 110 | 32 | 37 | 134 | 144 | F 55 | F 22 | F 80 | 6 | M8 | Z 3/4” |
| BB-B50 | 90 | 149 | ||||||||||
| BB-B63 | 97 | 156 | ||||||||||
| BB-B80 | 102 | 130 | 40 | 40 | 154 | 175 | F 70 | F 30 | F 95 | 8 | M8 | Entering Z1 1/4 " |
| BB-B100 | 109 | 182 | ||||||||||
| BB-B125 | 118 | 191 | Get out of Z1 " |
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