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0.3431.441
Lombardini OEM part number
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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 |
|---|---|---|---|---|
| 05-08-503 | Johnson | Johnson OEM bearing PN for F4B-9 pump = Nanni 970303692 / VP 181717. | marineservicekits.co.uk | confirmed |
| 6001 | SKF | Raw-water pump ball bearing for Johnson F4/F35 pumps on MD2010-MD2040 / D1-13/20/30 / D2-40 (VP 3593655 cluster). Forum + JMP pump cross: ISO 6001 (12x28x8). Marine Service Kits lists SKF as OEM-equivalent to VP 181717. | cruisersforum.com; depcopump.com; nautipieces.fr | confirmed |
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 |
|---|---|---|---|---|
| 6001 | Bearing | Any-house deep-groove ball bearing 6001 (12x28x8) for VP 181717 raw-water pump. Prefer open/single-shield per oil-lubricated gear-cover pumps; sealed 6001-2RS also used. | cruisersforum.com; depcopump.com; marineservicekits.co.uk | confirmed |