417385 Final Drive Oil Seal Kit Complete Service Repair Parts for Bulldozer Final Drive Assembly Overhaul Replacement

1. Quick Details of  seal 417385:

2. 417385 picture:

3. Service part number :

4. FAQ

Q: What kind of construction machine is part number 417385 suitable for maintenance?
A: Part number 417385 oil seal kit is developed for bulldozer final drive assembly field repair and periodic overhaul.

Q: What core sealing work can part number 417385 complete for the final drive unit?
A: 417385 oil seal kit keeps heavy‑duty gear lubricant inside final drive housing, prevents oil splashing under low‑speed high‑torque rotation, and blocks construction‑site mud, grit and splashing rainwater from invading planetary gear and bearing groups.

Q: What raw materials are adopted for this final drive oil seal kit?
A: The sealing lip uses high‑wear HNBR hydrogenated nitrile rubber, and the stamped steel skeleton adopts zinc‑nickel alloy plating treatment to enhance corrosion resistance in harsh muddy working conditions.

Q: What color features does this sealing repair kit have?
A: HNBR rubber sealing parts are deep black, zinc‑nickel alloy plated steel skeleton shows dull silver‑grey metallic luster.

Q: What sealing components are included in this full service kit?
A: It includes main double‑lip oil seals, heavy‑load garter springs, outer mud wiper seals and various sizes of matching O‑rings for final drive reassembly.

Q: Where will this oil seal kit be mounted on bulldozer?
A: These sealing parts are installed in the annular clearance between rotating final drive output shaft and stationary drive housing outer bore.

Q: How will this sealing kit interact with construction‑site lubricants?
A: Nitrile rubber keeps stable dimensional property and low‑swelling rate against transmission gear oil and conveyor bearing grease.
 

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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