T67DC Parker Denison Double Vane Pump
Single pump:T6C、T6D、T6E、T6CM、T6CP、T7B、T7BS、T7D、T7DS、T7E、T7ES
Double pump:T6CC、T6DC、T6EC、T6ED、T6EE、T7BB、T7BBS、T7DB、T7DBS、T7EB、T7EBS、T67CB、T67DB、T67EB、T67DBS
Triple pump:T6DCC、T6EDC、T6ECC、T6EDCC、T7DBB、T7DBSB、T7EBB、T7EBSB、T67EDB、T67EDBS、T67DCB、T67DDBS
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1. Product Overview
2. General Core Technical Parameters
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Parameter Item
|
Technical Value
|
Remarks
|
|
Pump Type
|
T6+T7 Combined Double Fixed Vane Pump
|
Balanced pressure structure, dual independent oil circuits
|
|
Displacement Range
|
Front stage (T6): 10.8~100 ml/rev; Rear stage (T7): 5.8~158 ml/rev
|
Multiple displacement combinations for flexible matching
|
|
Max. Intermittent Pressure
|
240 bar (24 MPa)
|
Short-term peak working pressure
|
|
Max. Continuous Pressure
|
210 bar (21 MPa)
|
Long-term stable operating pressure
|
|
Standard Speed Range
|
600~2800 rpm
|
Large displacement configurations correspond to lower maximum speed
|
|
Minimum Stable Speed
|
400 rpm
|
Ensure reliable vane lubrication and stable output
|
|
Volumetric Efficiency
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≥93%
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Standard working condition typical value
|
|
Operating Temperature Range
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-20℃~+80℃
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Adapt to most industrial hydraulic working conditions
|
|
Applicable Media
|
Mineral oil, biodegradable oil, water-glycol hydraulic fluid
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Recommended viscosity: 10~100 cSt
|
|
Mounting Standard
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SAE standard 2-bolt / 4-bolt optional
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Compatible with mainstream equipment installation dimensions
|
|
Rotation Direction
|
Standard R (Clockwise), optional L (Counterclockwise)
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Dual cartridges rotate synchronously
|
3. Cartridge Displacement Specification Chart
3.1 Front Stage T6 Cartridge Displacement
|
Displacement Code
|
Theoretical Displacement (ml/rev)
|
Displacement Code
|
Theoretical Displacement (ml/rev)
|
|
010
|
10.8
|
045
|
45.2
|
|
014
|
14.3
|
050
|
50.1
|
|
020
|
21.2
|
060
|
60.4
|
|
025
|
25.4
|
070
|
70.6
|
|
030
|
30.3
|
080
|
80.8
|
|
035
|
35.1
|
100
|
100.0
|
|
040
|
40.5
|
–
|
–
|
3.2 Rear Stage T7 Cartridge Displacement
|
Displacement Code
|
Theoretical Displacement (ml/rev)
|
Displacement Code
|
Theoretical Displacement (ml/rev)
|
|
B02
|
5.8
|
B22
|
70.0
|
|
B03
|
9.8
|
B24
|
77.5
|
|
B04
|
12.8
|
B28
|
89.5
|
|
B05
|
15.9
|
B31
|
99.2
|
|
B06
|
19.6
|
B35
|
113.4
|
|
B08
|
25.4
|
B38
|
120.6
|
|
B10
|
31.8
|
B42
|
158.0
|
|
B12
|
38.0
|
B46
|
170.0 (Special)
|
|
B14
|
44.3
|
B50
|
180.0 (Special)
|
|
B20
|
66.0
|
–
|
–
|
4. Model Coding Rules
|
Code Position
|
Code Content
|
Detailed Definition
|
|
1
|
T67DC
|
Series Code: T6+T7 combined double vane pump, DC type standard mounting
|
|
2
|
035
|
Front T6 cartridge displacement code (35.1ml/rev)
|
|
3
|
B12
|
Rear T7 cartridge displacement code (38.0ml/rev)
|
|
4
|
1/3/5
|
Shaft type: 1=SAE C key shaft; 3=SAE CC spline shaft; 5=SAE D/E key shaft
|
|
5
|
R/L
|
Rotation direction: R=Clockwise (standard); L=Counterclockwise (custom)
|
|
6
|
00
|
Standard basic configuration without auxiliary valve components
|
|
7
|
B1/A1
|
Port layout code for different piping installation requirements
|
|
8
|
M0/M1
|
Seal type: M0=NBR standard seal; M1=FKM high-temperature resistant seal
|
5. Summary of Common Typical Models
6. Core Product Advantages
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Hybrid Dual-cartridge Matching: Adopts T6+T7 combined structure, covering small, medium and large flow combinations. It balances compact structure and high flow performance, solving the matching limitations of single-series double pumps.
-
Excellent Anti-pollution Performance: Inherits Denison mature double-lip vane design, with strong tolerance to slightly contaminated hydraulic oil, reducing system failure rate and adapting to harsh industrial production environments.
-
Low Noise & Stable Operation: Optimized cam ring profile and vane contact structure effectively reduce pressure pulsation and operating noise. The balanced pressure design eliminates radial force, extending bearing and pump body service life.
-
Flexible & Cost-effective: Diversified displacement combination options meet differential flow supply requirements of dual hydraulic circuits. It replaces two single pumps, simplifies system layout and reduces overall equipment cost.
-
Easy Maintenance & High Versatility: Modular cartridge structure supports independent replacement of front and rear stage pump cores without overall pump disassembly. Standard SAE/ISO dimensions ensure strong interchangeability with original equipment.
7. Applicable Application Scenarios

Process steps:
Customer inquiry: Customers will make inquiries before placing an order to understand product details and communication needs.
Quotation: According to customer needs, provide a formal quotation, including the name, model, quantity, delivery time, payment method, etc. of the goods.
Order confirmation: After the customer confirms the quotation, a formal purchase order will be placed.
Confirm the delivery time: communicate the delivery time with the production department, inform the factory of the order details, and arrange the production plan.
Sign an export contract: After the two parties confirm that it is correct, sign an export contract to establish a trade relationship.
Implement the letter of credit (if applicable): If the payment method of the letter of credit is used, the customer needs to be urged to issue the certificate and review the contents of the letter of credit.
Export stocking: According to the requirements of the contract and the letter of credit, arrange production, purchase raw materials and packaging, and prepare the goods.
Chartering and booking: Contact the freight forwarder to make a booking and arrange the transportation of goods.
Export inspection: Apply to the quality inspection department for export commodity inspection and provide relevant documents.
Apply for a write-off slip: apply for a write-off slip from the foreign exchange management department for subsequent foreign exchange write-off.
Export declaration: Declare exports to the customs and provide documents such as power of attorney for customs declaration, customs declaration form for export goods, commercial invoice, packing list, etc.
