450298 Spring‑Loaded Shaft Oil Seal Kit for Asphalt Paver Drive Shaft Overhaul Repair

1. Quick Details of  seal 450298:

2. 450298 picture:

3. Service part number :

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: Is this a single‑lip or double‑lip sealing style?
A: It belongs to double‑lip design with garter spring for better shaft fitting.

Q: What sealing style does this set adopt?
A: It is single‑lip construction fitted with circular garter spring for shaft compression.

Q: What temperature range can this seal endure in field operation?
A: It performs reliably from ‑35℃ up to 105℃ under regular working circumstances.

Q: Which installation position fits this repair kit best?
A: It is mainly applied to drive shaft assembly positions of asphalt paver equipment.

Q: Are auxiliary small sealing washers included within this complete kit?
A: Yes, matching supporting washers are supplied for full assembly maintenance.

Q: How will this product behave while contacting gear oil and lubricant?
A: Nitrile material keeps stable dimension with minimal swelling against mineral lubricants.

Q: How should warehouse operators handle long‑term stock preservation?
A: Keep goods in cool dry storage zone, avoid heavy stacking and thermal radiation to prevent rubber early deterioration.

Q: What observable condition tells us that seals should be replaced?
A: Persistent hydraulic oil seepage around pump shaft housing, mixed with mine rock powder and tiny metal fragments around leak point.

Q: Can this oil seal kit fit torque converter assemblies of multiple wheel loader series?
A: It is manufactured for fixed shaft and bore dimensions, please confirm dimension specifications before placing purchase orders.

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.

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