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Quote reference: Part No. 170-4007
Need help identifying this part?Pump Assembly-170-4007-Cat
Product Tags: Pump Assembly-Cat-170-4007
Caterpillar Engine pump 170-4007 is listed under source title “Pump Assembly”. It is classified for this pilot as engine pump within the fluid circulation or pressure supply system. The source record does not establish an exact engine model. Confirm the complete engine model, serial number, arrangement, and installed reference before ordering.
An engine pump moves or pressurizes a working fluid such as fuel, lubricating oil, coolant, seawater, or hydraulic fluid. The exact duty cannot be assumed from the part number alone and must be established from the engine system and catalog position.
A driven pumping element creates flow by changing the volume or velocity of the fluid path. Pump capacity, rotation, port arrangement, seals, and drive interface must match the intended circuit.
| Manufacturer / brand | Caterpillar |
|---|---|
| Part number | 170-4007 |
| Component category | Engine pump |
| System | Fluid circulation or pressure supply |
| Evidence level | C — Component identity only |
| Engine application | Not established by the supplied record |
| Observation | Possible significance |
|---|---|
| Low system pressure or flow | May involve the pump, restriction, leakage, drive condition, or fluid level. |
| Fluid leakage at the housing or shaft | Requires inspection of seals, connections, alignment, and internal condition. |
| Abnormal noise or temperature | Can be associated with aeration, cavitation, bearing wear, restriction, or incorrect fluid. |
| Repeated loss of prime | May indicate suction leakage, drain-back, restriction, or pump wear. |
These observations are inspection triggers rather than a confirmed diagnosis. Evaluate the complete engine system and follow the applicable manufacturer service information.
Compatibility notice: Verify 170-4007 against serial-number-specific parts documentation before purchase or installation. Do not select the component by appearance or part-number similarity alone.
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