Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Manufacturer Part Number | Yanmar oil-seal reference | 119934-01800 |
| Cross-reference (fitment check required) | Komatsu/Yanmar-formatted reference | YM119934-01800 |
Excavator Engine Parts
119934-01800 Front Crankshaft Oil Seal for Yanmar 3TNV84T 3TNV88 4TNV84 4TNV88
4 product photos · Swipe on mobile, or hover and select a thumbnail.
OEM / reference119934-01800
SpecificationFront Crankshaft Oil Seal
Catalog ID72079372
- Product Type
- Front Crankshaft / Gear-Housing Oil Seal
- Approximate Outside Diameter
- 73 mm lead; confirm physical item
- Approximate Width
- 10 mm lead; confirm physical item
- Lip Orientation and Shaft Diameter
- Compare with original
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.
Product fitment guide
Part numbers and compatible models
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Reference numbers
Primary number
Cross-reference (fitment check required)
Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.
Product summary
Front Crankshaft Oil Seal
- Category
- Excavator Engine Parts
- Catalog ID
- 72079372
- Photo views
- 4
Before ordering
Confirm these details
- Match the complete part number on the original component.
- Compare connectors, mounting points and visible dimensions with the product photos.
- Confirm the exact machine or engine model and serial range before ordering.
Machine fitment
Compatible model references
2 model references
Fitment / evidence notes
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Common questions about 119934-01800
Which machines use 119934-01800?
Recorded compatible model references include Manufacturer manual engines: Yanmar 3TNV84T / 4TNV84T variants, Additional exact-number engine leads: Yanmar 3TNV88 / 4TNV88 families. Recorded fitment/evidence notes: Fitment limitation: Confirm number, dimensions, lip, housing, suffix and serial. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for 119934-01800?
Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable.
How do I confirm 119934-01800 before ordering?
Match the complete part number on the original component. Compare connectors, mounting points and visible dimensions with the product photos. Confirm the exact machine or engine model and serial range before ordering. Send clear photos of the original unit and connector layout when requesting a quote.
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