Parker PGP517 Series gear pumps
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Basic Information
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Pump Type: Fixed displacement gear pump
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Housing Material: Aluminum alloy (standard); Cast iron (heavy-duty type)
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Configuration Options: Single pump / Series pump / Multiple pump
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Rotation Direction: Clockwise, Counterclockwise, Bidirectional rotation (orderable)
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Max Weight: 4.6 kg (10.1 lbs)
Performance Parameters
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Parameter
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Value Range
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|---|---|
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Displacement
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19.0 – 50.3 cm³/rev (1.16 – 3.07 in³/rev)
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Maximum Operating Pressure
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240 – 275 bar (3481 – 3988 psi); Continuous working pressure up to 275 bar (3988 psi)
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Maximum Speed
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3000 – 4000 RPM (depending on model)
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Fluid Temperature Range
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Minimum: -40 °C (-40 °F); Maximum: 70 – 80 °C (158 – 176 °F)
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Fluid Viscosity Range
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Minimum: 15 – 50 CST (SUS); Maximum: 150 – 7500 CST (SUS)
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Maximum Noise Level
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63 dBA @ 2950 RPM (for silent type)
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Structural & Installation Parameters
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Shaft Type: SAE, ISO, DIN standards; Splined shaft, flat key shaft, tapered shaft (orderable)
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Mounting Flange: SAE “B” 2-bolt flange (146.1 – 101.06 mm); ISO, DIN standards available
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Port Connections: SAE, ISO, NPT, BSPP, ODT; Flange, straight thread types
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Port Location: Side ports, rear ports
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Shaft Seal Material: Nitrile rubber (standard); Customizable
Fluid Compatibility
Key Features & Advantages
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Compact and lightweight design with high power density.
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Pressure-balanced floating bushing reduces wear and leakage, ensuring high efficiency.
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Advanced gear design for low noise operation (63 dBA at rated speed for silent models).
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High strength materials and large journal diameter lower bearing load under high pressure.
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Insensitive to oil contamination, easy maintenance, and reliable operation.
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Optional integrated control valves (safety valve, load-sensing valve, priority valve, unloading valve).
Application Fields
Model Coding Interpretation (Example: PGP517B0280AE1H3NP4P3)
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PG: Gear type
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P: Pump (M = Motor)
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517: Fixed model number
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B: Product type (multiple pump; standard motor with 2 check valves)
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0280: Displacement specification
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A: Rotation direction (counterclockwise)
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E1: Shaft extension type
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H3: Mounting flange (SAE “B” 2-bolt flange, 146.1 – 101.06 mm)
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N: Shaft seal material (nitrile rubber)
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P4P3: Inlet/outlet size (1 1/4″-M10 SAE metric flange / 1″-M10 SAE metric flange, applicable for 25-38 ccm displacement)
Parker gear pump
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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.
