472397 TB‑Type Multi‑Lip Rotary Shaft Oil Seal Kit for Motor Grader Drive System Maintenance
1. Quick Details of seal 472397:
| Part NO. | 472397 |
| Machine | Motor Grader |
| Size | OEM |
| Material | Nitrile rubber lip |
| Oil seal type | SEAL LIP |
2. 472397 picture:
3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 254287 | 471354 | 480028 |
| 471733 | 90036 | 472179 |
| 370087 | 8660S | 370021 |
| 470215 | 254270 | 254287 |
| 471255 | 370018A | 417484 |
| 410625 | 471224 | 473214 |
4. FAQ
Q: Can this oil seal work steadily on rotating shaft assemblies?
A: Yes, the specially designed sealing lip fits rotary shafts to block internal lubricant leakage.
Q: What sealing style does this TB‑form oil seal kit adopt?
A: It is multi‑lip TB construction, built‑in dust lip blocks sand, mud and debris from harsh jobsite environment.
Q: What temperature range can this seal endure under long‑time grading operation?
A: It maintains stable sealing property from ‑40℃ up to 107℃ under normal outdoor construction conditions.
Q: Which main mechanical position is this oil seal kit designed for installation?
A: It is mainly applied to drive shaft assemblies of motor grader heavy‑duty road‑building machinery.
Q: Does this overhaul kit contain matched auxiliary gaskets and supporting sealing rings?
A: Yes, complete matched small gaskets and auxiliary sealing accessories are included for full drive‑system repair.
Q: How will this seal behave while contacting gear oil and chassis multipurpose grease?
A: Nitrile rubber has low swelling performance and keeps stable size against mineral‑based lubricating medium.
Q: What important points should be noticed for long‑term stock preservation of spare seal kits?
A: Keep in cool dry storage area, avoid heavy compression, high‑temperature surroundings and direct sunlight exposure.
Q: What risk will scratch damage bring to electrophoretic coated shell?
A: Once the coating layer is scratched off, bare steel will corrode gradually, which may lead to seal loosening and unexpected oil leakage.
Q: How well can this full sealing kit block mud, gravel dust and hot gear oil mist on muddy outdoor road job sites?
A: The multi-layer flexible rubber lip scrapes thick mud off the shaft surface, the fully enclosed plated metal shell blocks coarse dust particles, and inner auxiliary rubber layers isolate high-temperature oil mist to protect internal precision gears.
5. Exhibition and Wearhous
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