China VG Internal Gear Double Pump Suppliers - High Efficiency Factory Assembly for VG10D, VG11D, VG21D, VG22D Series
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 |
199 |
376 |
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 (FAQ)
1. What does the model code structure of the VG series double pump represent?
The model code represents the configuration details. For example, in VG11D-63-40-R-E-W-A1: "VG11D" is the series; "-63" is the flow code of the shaft end pump; "-40" is the flow code of the cover end pump; "R" indicates the rotation direction (Right hand for clockwise); "E" represents the shaft type (Straight key shaft); "W" represents the sealing material (Buna NBR); and "A1" is the design number.
2. What shaft types and sealing materials are available for these double pumps?
You can choose between a Straight key shaft (E) and an SAE Spline shaft (R). For sealing materials, Buna NBR (W) and Viton FKM (V) are available to match different media and temperature requirements.
3. What is the maximum displacement combination for the VG series?
The maximum displacement combination can be extended up to 320CC, which offers ample selection flexibility for motor matching, driver selection, and system planning.
4. How does the coupling design of the front and rear pumps improve performance?
The front and rear oil pumps utilize a floating flower-splined coupling structure combined with a unique grease formula. This configuration ensures stable performance, low noise, and a prolonged operational life.
5. Is the oil port orientation flexible during installation?
Yes, the direction of both the oil outlet and the suction inlet of the VG series oil pumps is flexible, making it highly adaptable and easy to install in various system configurations.

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