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129120-01780 Marine
Crankshaft Seal (Flywheel End)
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OEM interchange
Other OEM part numbers for the same part — order from any of these makers or their dealers.
Aftermarket equivalents cross-ref
Third-party equivalents (Jabsco, Sierra, WIX, Mann…) — not OEM; verify before ordering. Usually cheaper than the marine dealer.
| Equivalent P/N | Brand | Description | Source | Confidence |
|---|---|---|---|---|
| TC 86x102x12 | Skf/Cr | yanmar rear crank oil seal · OEM 129795-01780 superseded by 129120-01780; Marine Energy lists 86x102x12mm for 129120-01780; Amazon/RAParts cross both PNs · depth:seals lane-B · depth:seals | marineenergy.com.au | likely |
Standard component cross-ref
An industry-standard component — buy from any bearing / seal / o-ring house; just specify the designation.
| Equivalent P/N | Brand | Description | Source | Confidence |
|---|---|---|---|---|
| 86x102x12 | Seal | Any-house lip seal 86x102x12 = Yanmar 129795-01780 (via 129120-01780) · depth:seals lane-B · depth:seals | marineenergy.com.au | likely |