Image unavailable Caterpillar MPD Display 259-2171 For Cat C7 marine engine
Part No. 259-2171 | 2592171 | 259 2171 Brand: Caterpillar
2-7 days
Quote reference: Part No. 197-2472
Need help identifying this part?17.8mm Inner Diameter Piston Motor Seal-197-2472-Cat
Product Tags: 17.8mm Inner 197-2472 Cat, 1972472
Caterpillar Seal or O-ring 197-2472 is listed under source title “17.8mm Inner Diameter Piston Motor Seal”. It is classified for this pilot as seal or o-ring within the fluid and pressure sealing system. The source record does not establish an exact engine model. Confirm the complete engine model, serial number, arrangement, and installed reference before ordering.
A seal limits leakage between stationary or moving engine components. Seal profile, material, hardness, size, pressure direction, temperature capability, and fluid compatibility are application-specific.
The seal is compressed or energized within a groove or housing to close the leakage path. Dynamic seals must also manage movement while retaining lubrication and excluding contamination.
| Manufacturer / brand | Caterpillar |
|---|---|
| Part number | 197-2472 |
| Component category | Seal or O-ring |
| System | Fluid and pressure sealing |
| Evidence level | C — Component identity only |
| Engine application | Not established by the supplied record |
| Observation | Possible significance |
|---|---|
| Fluid leakage near a shaft, flange, or housing | May indicate seal wear, surface damage, pressure problems, or installation error. |
| Hardened, cracked, or flattened seal | Shows deterioration that can reduce sealing contact. |
| Repeated leakage after replacement | May point to shaft wear, misalignment, groove damage, or incorrect seal selection. |
| Contamination entering the assembly | Can indicate loss of exclusion sealing or damaged protective components. |
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 197-2472 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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