417509 Heavy‑Duty Final Drive Hub Oil Seal Repair Kit for Bulldozer Travel Hub Assembly Overhaul

1. Quick Details of  seal 417509:

2. 417509 picture:

3. Service part number :

4. FAQ

Q: What prominent material advantages does oil seal kit part number 417509 possess?
A: Part number 417509 adopts nitrile rubber sealing lip and red‑coated steel shell. This material combination delivers excellent gear‑oil resistance and good anti‑deformation performance under heavy‑load impact and continuous low‑frequency vibration from bulldozer travelling system.

Q: What visual details can customers observe for sealing assemblies of part number 417509?
A: For part number 417509, rubber sealing lip shows smooth semi‑gloss black surface, and the metal shell presents distinct reddish‑brown anti‑rust coating without extra paint or secondary surface spraying treatment.

Q: Where is this oil seal kit installed on bulldozer?
A: This seal kit is fitted between rotating final‑drive hub and stationary axle housing, located at the outer hub position of bulldozer travel final drive unit.

Q: What core working functions does this oil seal kit provide?
A: It keeps heavy‑duty gear grease sealed inside hub inner cavity, and prevents construction‑site sticky mud, gravel particles and splashing muddy water from invading hub bearing and gear components.

Q: What warehouse storage tips for unopened seal kits?
A: Keep in cool dry indoor zone. Avoid heavy stacking extrusion, sharp scratches and long‑time exposure to heat sources and ultraviolet rays.

Q: What practical working sign tells technicians to replace seals promptly?
A: Gradual grease seepage mixed with street sand and dust particles around brush‑drive housing indicates seal abrasion and gradual aging performance drop.

5. Exhibition and Wearhous

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