Industrial Automation
China VG Internal Gear Double Pump - Reliable Suppliers & Factory for VG10D, VG11D, VG21D, VG22D Series
Introducing our innovative double pump, expertly designed with two single pumps assembled in series. This high-performance pump features a single oil inlet and independent oil outlets, ensuring efficient operation. Available in various models, including the VG10D series, VG11D series, VG21D series, and VG22D series, our pumps are ideal for diverse applications. As a leading supplier from China, our factory is committed to providing high-quality products that meet your specific needs. Trust our double pump solutions for reliability and efficiency in your operations
Model Representation
Model Representation
| VG11D | -63 | -40 | R | E | W | -A1 |
| Series | ml/r Flow code of shaft end pump | ml/r Flow code of cover end pump | Rotation direction | Shaft type | Sealing material | Design number |
| VG10D | 25, 32, 40, 50, 63 | 8, 10, 13, 16, 20, 25 |
Viewed from shaft end of pump R = Right hand for clockwise L = Left hand for counter-clockwise |
E = Straight key shaft R = SAE Spline shaft |
W = (Buna) NBR V = (Viton) FKM |
A1 |
| VG11D | 25, 32, 40, 50, 63 | 25, 32, 40, 50, 63 | ||||
| VG21D | 80, 100, 125, 145, 160 | 25, 32, 40, 50, 63 | ||||
| VG22D | 80, 100, 125, 145, 160 | 80, 100, 125, 145, 160 |
VG10D Installation Dimensions
| Front pump | L1 | L2 | Rear pump | |||||||||||
| 08 | 10 | 13 | 16 | 20 | 25 | |||||||||
| L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | |||
| 25 | 73 | 153.5 | 138.5 | 264.5 | 140.5 | 268.5 | 143.8 | 275 | 146.5 | 280.5 | 150.5 | 288.5 | 154.5 | 296.5 |
| 32 | 76.5 | 160.5 | 142 | 271.5 | 144 | 275.5 | 147.3 | 282 | 150 | 287.5 | 154 | 295.5 | 158 | 303.5 |
| 40 | 80 | 167.5 | 145.5 | 278.5 | 147.5 | 282.5 | 150.8 | 289 | 153.5 | 294.5 | 157.5 | 302.5 | 161.5 | 310.5 |
| 50 | 85 | 177.5 | 150.5 | 288.5 | 152.5 | 292.5 | 155.8 | 299 | 158.5 | 304.5 | 162.5 | 312.5 | 166.5 | 320.5 |
| 63 | 92 | 191.5 | 157.5 | 302.5 | 159.5 | 306.5 | 162.8 | 313 | 165.5 | 318.5 | 169.5 | 326.5 | 173.5 | 334.5 |
VG11D Installation Dimensions
| Front pump | L1 | L2 | Rear pump | |||||||||
| 25 | 32 | 40 | 50 | 63 | ||||||||
| L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | |||
| 25 | 73 | 161 | 161 | 300 | - | - | - | - | - | - | ||
| 32 | 76.5 | 168 | 164.5 | 307 | 168 | 314 | - | - | - | - | ||
| 40 | 80 | 175 | 168 | 314 | 171.5 | 321 | 175 | 328 | - | - | ||
| 50 | 85 | 185 | 173 | 324 | 176.5 | 331 | 180 | 338 | 185 | 348 | ||
| 63 | 92 | 199 | 180 | 338 | 183.5 | 345 | 187 | 352 | 192 | 362 | ||
VG21D Installation Dimensions
| Front pump | L1 | L2 | Rear pump | |||||||||
| 25 | 32 | 40 | 50 | 63 | ||||||||
| L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | |||
| 80 | 109.5 | 231 | 204.5 | 380 | 208 | 387 | 211.5 | 394 | 216.5 | 404 | 223.5 | 418 |
| 100 | 114 | 240 | 209 | 389 | 212.5 | 396 | 216 | 403 | 221 | 413 | 228 | 427 |
| 125 | 120 | 252 | 215 | 401 | 218.5 | 408 | 222 | 415 | 227 | 425 | 234 | 439 |
| 145 | 124.8 | 261.5 | 219.8 | 410.5 | 223.3 | 417.5 | 226.8 | 424.5 | 231.8 | 434.5 | 238.8 | 448.5 |
| 160 | 129 | 270 | 224 | 419 | 227.5 | 426 | 231 | 433 | 236 | 443 | 243 | 457 |
VG22D Installation Dimensions
| Front pump | L1 | L2 | Rear pump | |||||||||
| 80 | 100 | 125 | 145 | 160 | ||||||||
| L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | L3 | L4 | |||
| 80 | 109.5 | 238.5 | 233 | 437 | - | - | - | - | - | - | ||
| 100 | 114 | 247.5 | 237.5 | 446 | 242 | 455 | - | - | - | - | ||
| 125 | 120 | 259.5 | 243.5 | 458 | 248 | 467 | 254 | 479 | - | - | ||
| 145 | 124.8 | 269 | 248.3 | 467.5 | 252.8 | 476.5 | 258.8 | 488.5 | 263.5 | 498 | ||
| 160 | 129 | 277.5 | 252.5 | 476 | 257 | 485 | 263 | 497 | 267.8 | 506.5 | 272 | 515 |
VG series double pump inlet and outlet oil port connection size
| Model | S | B1 | B2 | B3 | Specifications | P | B4 | B5 | B6 | |
| VG10D | Φ38 | M12 Depth 20 | 69.9 | 35.7 | G0 | 8 | Φ13 | M8 Depth 13 | 38.1 | 17.5 |
| 10 | ||||||||||
| 13 | ||||||||||
| 16 | ||||||||||
| VG11D | Φ51 | 77.8 | 42.9 | 20 | Φ18 | M10 Depth 15 | 47.6 | 22.2 | ||
| 25 | Φ19 | |||||||||
| G1 | 25 | Φ18 | M10 Depth 17 | 47.6 | 22.2 | |||||
| 32 | ||||||||||
| 40 | Φ20 | 52.4 | 26.2 | |||||||
| VG21D | Φ76 | M16 Depth 25 | 106.4 | 61.9 | 50 | |||||
| 63 | ||||||||||
| G2 | 80 | Φ32 | M12 Depth 20 | 69.9 | 35.7 | |||||
| VG22D | Φ89 | 120.7 | 69.9 | 100 | ||||||
| 125 | Φ38 | M16 Depth 25 | 79.4 | 36.5 | ||||||
| 145 | ||||||||||
| 160 |
Features & Benefits
The front and rear oil pumps adopt floating flower-splined coupling structure, with a unique grease formula to ensure stable performance, long life and low noise of the oil pump;
The maximum displacement can be extended to 320CC, which provides enough choice space for motor and driver selection and model selection；
The direction of oil outlet and suction outlet of oil pump is flexible and easy to install；
Any displacement combination, to meet the needs of different working conditions.
Product Display
Frequently Asked Questions
What does the model representation "VG11D-63-40-R-E-W-A1" stand for?
It denotes a VG series double pump with a VG11D model. Specifically, it has a 63 ml/r flow code at the shaft end pump, a 40 ml/r flow code at the cover end pump, rotates clockwise (Right hand), features a straight key shaft (E), uses NBR sealing material (W), and is built to design number A1.
What shaft types are available for the VG series double pumps?
The VG series double pumps offer two shaft types: "E" representing a Straight key shaft, and "R" representing a SAE Spline shaft.
What options do I have for sealing materials in these pumps?
You can choose between two sealing materials based on your application requirements: "W" for (Buna) NBR, and "V" for (Viton) FKM.
What are the primary features and benefits of the VG oil pump design?
The front and rear oil pumps utilize a floating flower-splined coupling structure combined with a unique grease formula. This design ensures stable performance, low operating noise, and an extended service life. Additionally, it offers flexible installation with adjustable oil outlet and suction directions.
What is the maximum displacement capability of the VG series double pumps?
The maximum displacement of the VG series double pump can be extended up to 320CC. This wide range provides sufficient selection space for various motors, drivers, and model selections.