Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd.
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C |
| Supply Ability | 100 |
| Delivery Time | 2 weeks |
| Packaging Details | wooden box |
| Parameter Category | Customizable Options |
| Rated Pressure | 21–38 MPa (custom high-pressure versions up to 42 MPa for mining equipment) |
| Operating Temperature | Standard: -20°C to 90°C; Custom low-temperature: -40°C to 90°C (special oil seal) |
| Main pumps, pilot pumps | Confirm base plate dimensions and bolt hole positions before customization |
| All pump types | Low-temperature customization requires anti-freezing hydraulic oil matching |
| Brand Name | CAT |
| Model Number | 369-9655、593-3840、584-0380、627-1304 |
| Certification | ISO |
| Place of Origin | USA |
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Product Specification
| Payment Terms | MoneyGram,Western Union,T/T,D/P,D/A,L/C | Supply Ability | 100 |
| Delivery Time | 2 weeks | Packaging Details | wooden box |
| Parameter Category | Customizable Options | Rated Pressure | 21–38 MPa (custom high-pressure versions up to 42 MPa for mining equipment) |
| Operating Temperature | Standard: -20°C to 90°C; Custom low-temperature: -40°C to 90°C (special oil seal) | Main pumps, pilot pumps | Confirm base plate dimensions and bolt hole positions before customization |
| All pump types | Low-temperature customization requires anti-freezing hydraulic oil matching | Brand Name | CAT |
| Model Number | 369-9655、593-3840、584-0380、627-1304 | Certification | ISO |
| Place of Origin | USA | ||
| High Light | CAT excavator hydraulic plunger pump ，large excavator main pump ，Carter hydraulic pump with warranty | ||
369-9655,593-3840,584-0380,627-1304 CAT large excavator hydraulic plunger pump main pump adaptation 336GC/340/345/349/374F/385/390F/395GC
| Pump Type | OEM Part Number | Applicable Equipment Model | Displacement (cc/r) | Rated Pressure (MPa) | Rotation Direction | Mounting Standard |
| Axial Piston Pump | 487-6207 | 301.5/301.6/301.7CR | 12.5 | 28 | Clockwise | SAE A |
| Axial Piston Pump | 423-0097 | 305.5E/306E/307E | 65 | 32 | Clockwise | SAE B |
| Axial Piston Pump | 272-6959 | 325D/329D/DL | 145 | 35 | Clockwise | SAE C |
| Axial Piston Pump | 369-9655 | 374F/390F | 280 | 38 | Clockwise | SAE D |
| Axial Piston Pump | 307-3063 | 415F/416F/422F | 112 | 31 | Clockwise | SAE B |
| Main pump: 487-6207 CA4876207,566-7021,241-7972,163-9762,241-9299 |
| • Adaptation: 301.5/301.6/301.7CR/301.8/302CR/302.5C/303.5, etc |
| Pilot/gear pump: 560-0886, 211-6626 |
| 2, Small excavator (3-10 tons) |
| Main pumps: 423-0097, 397-3941, 214-1091, 4I-1023, 348-7627, 7Y-4002, 247-7867, 358-5004 |
| • Adaptation: 305.5E/306E/307D/308E/312D/317, etc |
| Pilot/gear pump: 126-2016, 284-3536 |
| 3, Medium sized excavator (20-36 tons) |
| Main pumps: 272-6959, 289-7917, 272-6955, 259-0815/10 R-8707,451-9302,341-2860,567-9721,593-8367,436-6669,438-1293,244-8479,272-6957,339-0513,123-2233,126-2073,119-5407,497-8499,114-0602,0R-8102 |
| • Adaptation: 320D/D2/323D2/326GC/329D/330D/336D/D2XE, etc |
| Rotary pumps: 204-4916, 204-4922 |
| Pilot/gear pump: 175-6253, 397-6960 |
| 4, Large excavator (over 37 tons) |
| Main pump/rotary pump: 369-9655, 593-3840, 584-0380, 627-1304, 295-9426, 550-4341, 194-8259, 361-0718, 353-5691, 362-8488, 510-7950 |
| • Adaptation: 336GC/340/345/349/374F/385/390F/395GC, etc |
| Pilot/gear pump: 564-9801, 234-4638 |
| 5, Loader/Busy at both ends (415F/416F/422F/426F/428F, etc.) |
| Main pump: 307-3063 CA3073063,20R-6569,161-6634,235-4110,100-3259,121-7385 |
| • Adaptation: 415F/416C/D/E/F/422F/426F/428D/F, engine C3.4/C4.4 |
| Pilot/gear pump: 175-6253, 397-6960 |
| 6, Bulldozer (D7/D8/D9 series) |
| Main pumps: 9T-8647, 9T-8346, 100-6239/OR-7677, 9J-5068, 9T-8647, 6E-5072 |
FAQ:
Q1: How to extend the service life of a Cat hydraulic pump?
A: Replace hydraulic oil and filters per the maintenance schedule, keep the system sealed to avoid contamination, monitor operating temperature (50–80°C optimal), and avoid dry starts or prolonged no-load high-speed operation.
Q2: Why is part number 487-6207 not suitable for Cat excavators over 3 tons?
A: 487-6207 is designed for mini-excavators (1–3 tons) with a small displacement that cannot meet the high-power demands of larger excavators.
Q3: What is the difference between a Cat pump’s OEM part number and its replacement number?
A: The OEM number is the original factory code, while replacement numbers (often prefixed with “CA-”) are for upgraded/remanufactured versions that are fully compatible with the original equipment.
Q4: How to troubleshoot abnormal noise from a Cat hydraulic pump?
A: Check for low oil level (cavitation noise), blocked/leaking suction lines (air intake), misaligned/worn couplings (mechanical noise), or internal pump wear (scraping noise requiring repair).
Q5: What is the typical rated pressure range for Cat excavator main hydraulic pumps?
A: Most Cat excavator main pumps have a rated pressure range of 28–38 MPa, varying by equipment size and application.
Company Details
Business Type:
Manufacturer,Exporter
Total Annual:
1 million-10 millon
Employee Number:
>50
Ecer Certification：
Verified Supplier
Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha... Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and cha...
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