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China VG Series Internal Gear Pump Suppliers - High-Pressure, Low-Noise Pumps from Reliable Factory

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Introducing the VG Series Internal Gear Pumps, expertly developed and manufactured in China by Ningbo Vicks Hydraulic. These pumps are engineered to operate under high pressure while maintaining ultra-low noise levels and minimal pulsation, ensuring smooth and reliable performance in even the most demanding hydraulic systems.

Explore our extensive lineup of single pumps:

VGH0 Series: This compact yet powerful series features displacements of 003 CC, 004 CC, and 005 CC. With operating capabilities of up to 40 MPa and 4200 RPM, the VGH0 series addresses specialized low-flow, high-pressure needs that are rarely met in the market.

VG0 to VG2 Series: Offering a broad range from 8 cc to 160 cc, these models provide versatile performance suitable for various industrial applications.

As a leading factory and suppliers in the hydraulic industry, the VG Series is perfect for mobile machinery, industrial automation, and specialized servo systems, delivering exceptional durability, efficiency, and precision to meet your hydraulic demands.

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Model Representation

product

Model Representation

VG1 -63 R E W -A1
Series ml/r Displacement Rotation Shaft type Sealing material Design number
VGH0 003、004、005 Viewed from shaft end of pump

R = Right hand for clockwise

L = Left hand for counter-clockwise
K = Straight key shaft W = (Buna) NBR

V = (Viton) FKM
1K
VG0 8、10、13、16、20、25、28 E = Straight key shaft

R = SAE Spline shaft
A1
VG1 25、32、40、50、63
50H、63H
VG2 80、100、125、145、160

Technical Data

VG OIL PUMP
Series ml/r ml/r Mpa Mpa r/min kg
Displacement Theory Displacement Rated Pressure Max.pressure Max.speed Weight
VGH0 3 3 33 40 4200 4.6
4 4 4.8
5 5 4.8
VG0 8 8.2 31.5 35 3000 4.6
10 10.2 4.8
13 13.3 4.9
16 16 5.2
20 20 25 30 5.6
25 24 6
28 27 6.4
VG1 25 25.3 31.5 35 14.5
32 32.7 15
40 40.1 16
50 50.7 17
63 63.7 25 30 18.5
VG2 80 81.4 31.5 35 43.5
100 100.2 45.5
125 125.3 48
145 145.2 25 28 50
160 162.8 21 26 52

Performance Curves

1500r/min Characteristic curve
1500r/min Characteristic curve
2000r/min Characteristic curve
2000r/min Characteristic curve
1500r/min Noise curve
1500r/min Noise curve
2000r/min Characteristic curve
2000r/min Characteristic curve

Installation Dimensions

VGH0 Installation Dimensions
VGH0 Installation Dimensions
VG0 Installation Dimensions
VG0 Installation Dimensions
Model L1 L2 A B C D E F G
VG0-08 107 54 38.1 17.5 Φ13 M8 Depth 13 47.6 22.2 Φ19
VG0-10 111 56 52.4 26.2
VG0-13 117.5 59.25
VG0-16 123 62
VG0-20 131 66 47.6 22.2 Φ18 M10 Depth 15 58.7 30.2 Φ26
VG0-25 139 70 Φ19 Φ28
VG0-28 145 73
VG1 Installation Dimensions
VG1 Installation Dimensions (1)
VG1 Installation Dimensions (2)
Model L1 L2 A B C
VG1-25 139 73 47.6 22.2 Φ18
VG1-32 146 76.5
VG1-40 153 80 52.4 26.2 Φ20
VG1-50 163 85
VG1-63 177 92
VG1-50H 163 85 see page 11 oil port size
VG1-63H 177 92
VG2 Installation Dimensions
VG2 Installation Dimensions (2)
VG2 Installation Dimensions (1)
Model L1 L2 A B C D E F G H
VG2-80 204 109.5 69.9 35.7 Φ32 M12 Depth 20 77.8 42.9 Φ51 M12 Depth 20
VG2-100 213 114
VG2-125 225 120 79.4 36.5 Φ38 M16 Depth 25 88.9 50.8 Φ63.5
VG2-145 235.5 124.75
VG2-160 243 129 106.4 61.9 Φ76 M16 Depth 25

VG series single pump inlet and outlet oil port connection size

VG series single pump inlet and outlet oil port connection size
Model Specifications S A1 B1 C1 Corresponding flange P A2 B2 C2 Corresponding flange
VG0 8 19 47.6 22.2 M10 Depth 15 F06 13 38.1 17.5 M8 Depth 13 F04
10 52.4 26.2 F08
13
16
20 26 58.7 30.2 F10 18 47.6 22.2 M10 Depth 15 F06
25 28 19
28
VG1 25 32 58.7 30.2 M10 Depth 17 F10 18 47.6 22.2 M10 Depth 17 F06
32
40 20 52.4 26.2 F08
50
63
50(H) 38 69.9 35.7 M12 Depth 20 F12
63(H) 51 77.8 42.9 F16
VG2 80 51 77.8 42.9 M12 Depth 20 F16 32 69.9 35.7 M12 Depth 20 F12
100
125 63.5 88.9 50.8 F20 38 79.4 36.5 M16 Depth 25 F14
145
160 76 106.4 61.9 M16 Depth 25 F24

Product Display

VG0 (2)
VG0H (2)
VG1 (2)
VG1 (3)

Frequently Asked Questions (FAQ)

Q1: What do the rotation codes "R" and "L" stand for in the VG series model code?
A1: When viewed from the shaft end of the pump, "R" represents Right hand for clockwise rotation, and "L" represents Left hand for counter-clockwise rotation.
Q2: What sealing materials are available for the VG series oil pumps?
A2: The VG series offers two sealing material options: "W" for NBR (Buna) and "V" for FKM (Viton).
Q3: What are the differences between the shaft types in the model representation?
A3: The shaft options include "K" (Straight key shaft for VGH0 series), "E" (Straight key shaft for VG0, VG1, and VG2 series), and "R" (SAE Spline shaft).
Q4: What is the maximum speed capability of the VGH0 series compared to the VG0, VG1, and VG2 series?
A4: The VGH0 series has a maximum speed of 4200 r/min, while the VG0, VG1, and VG2 series pumps operate at a maximum speed of 3000 r/min.
Q5: What rated pressure can the VG series pumps handle?
A5: The VGH0 series is rated for 33 Mpa (maximum pressure 40 Mpa). Most models in the VG0, VG1, and VG2 series are rated for 31.5 Mpa (maximum pressure 35 Mpa), while specific high-displacement models handle up to 25 Mpa.
Q6: How do I select the corresponding flange size for the oil port connection?
A6: Flange sizes are determined by pump specifications. For example, VG0-08 uses F06 for the inlet (S) and F04 for the outlet (P), whereas VG2-80 uses F16 for the inlet and F12 for the outlet. Refer to the connection size table for full configuration details.