239-8429 2398429 Crankshaft sealing component of 299C 289C 279C
1. Quick Details of seal 239-8429:
| Part NO. | 239-8429 |
| Machine | Excavator |
| Size | OEM |
| Material | NBR rubber |
| Oil seal type | SEAL LIP |
2. 239-8429 picture:
3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 3K-0360 | 6V1454 | 7F8268 |
| 6V3917 | 4J2506 | 3H-0107 |
| 4J9224 | 4J0520 | 9M6097 |
| 4J8980 | 4J0521 | 3679300 |
| 2701820 | 5F9144 | 951719 |
| 6V6609 | 8M4992 | 4I5849 |
4. FAQ
Q: Which construction machine is part number 239-8429 compatible with?
A: The part number 239-8429 is an oil seal made for excavator rotating shaft assembly.
Q: What product category does part 239-8429 belong to?
A: Part 239-8429 falls into oil seal category, a rotary shaft seal to retain lubricant inside components.
Q: What materials are used for this oil seal?
A: It consists of NBR rubber bonded with rigid metal shell to keep the seal shape during rotation.
Q: What is the core function of this oil seal?
A: It locks lubricating oil inside the rotating component and stops external dirt from entering the assembly.
Q: Where is this oil seal fitted on the excavator?
A: It is installed on the rotating shaft of travel motor or swing motor housing.
Q: What key performance features does this oil seal have?
A: It offers low friction during shaft rotation and strong resistance to oil swelling and aging.
Q: What will affect the service life of this oil seal?
A: Scratches on shaft surface, excessive speed and high temperature will shorten its working time.
5. Exhibition and Wearhous
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