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129120-01780 Marine

Crankshaft Seal (Flywheel End)

129120-01780 — Affiliate Parts Search

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Fitted to

Engines, drives and generators whose parts catalogue lists this part. Open any for its exploded parts list.

Engines

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/NBrandDescriptionSourceConfidence
TC 86x102x12 Skf/Cr yanmar rear crank oil seal · OEM 129795-01780 superseded by 129120-01780; Marine Energy lists 86x102x12mm for 129120-01780; Amazon/RAParts cross both PNs · depth:seals lane-B · depth:seals marineenergy.com.au likely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/NBrandDescriptionSourceConfidence
86x102x12 Seal Any-house lip seal 86x102x12 = Yanmar 129795-01780 (via 129120-01780) · depth:seals lane-B · depth:seals marineenergy.com.au likely

Used in 1 place

Every catalog figure this part is placed in, the model(s) it applies to, and its reference/level/quantity.

Model(s)CatalogFigurePageRefLevQty
3JH2, 3JH2-TE YANMAR-3JH2-TE Parts Fig 1. Gaskets / Washers / O-rings 1 12 1 1