472475 Steering Pump Shaft Oil Seal Repair Kit Full Replacement Sealing Set For Motor Grader Steering System Maintenance
1. Quick Details of seal 472475:
| Part NO. | 472475 |
| Machine | Motor Grader |
| Size | OEM |
| Material | NBR, FKM, PU, PTFE |
| Oil seal type | SEAL LIP |
2. 472475 picture:
3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 254287 | 471354 | 478035 |
| 471750 | 90036 | 417344 |
| 471567 | 472258 | 470625 |
| 470328 | 473228 | 8660S |
| 471570 | 370018A | 450400 |
| 415187 | 481192 | 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 color options do these sealing accessories have?
A: The main shaft seal is black rubber with dark grey metal shell, POM backup rings are off‑white, and matched O‑rings are deep black.
Q: Does this repair kit contain every seal required for full steering pump disassembly service?
A: Yes, all matched sealing accessories are included for complete steering pump overhaul on construction site.
Q: What kind of hydraulic oil is compatible with these sealing elements?
A: It fits regular anti‑wear hydraulic oil commonly applied for motor grader steering hydraulic circuits.
Q: Are external dust‑excluding wiper seals built inside this whole repair package?
A: Wiper seals are supplied, which block road dust, sand and fine grit from invading pump shaft clearance.
Q: What working factors will shorten the service lifespan of these sealing accessories?
A: Long‑time continuous steering operation, polluted hydraulic fluid and excessive system pressure will speed up seal aging.
Q: Does this overhaul kit contain all sealing consumables for full conveyor maintenance?
A: Yes. It includes main conveyor drive shaft oil seal, multi‑size O‑rings, anti‑extrusion backup rings and thin sealing gaskets for one‑time complete conveyor assembly repair.
Q: What abnormal conditions indicate oil seals should be replaced?
A: Lubricant leaks out from conveyor drive shaft end, conveyor runs unevenly, periodic scraping noise occurs and drive housing produces obvious over‑heat during paving work.
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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