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24940252 Marine

Sealing ring

Two seals behind the propeller

Two of these sit in the lower housing on 120S, 130S, 150S and MS25S. Order two. Volvo's current number is 24940252. Older books say 3593663. The 110S uses 897426.

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Fitted to

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

Saildrives & gearboxes

OEM interchange

Other OEM part numbers for the same part — order from any of these makers or their dealers.

Same component rebadged by another engine marque — often the same part at a different dealer counter.

Equivalent P/NBrandDescriptionSourceConfidence
24940252 Volvo-Penta VP shop lip seal 24940252 supersedes 3593663; Yacht Boat Parts and Marisol same chain · depth:saildrive-seals marisolmarine.com; volvopenta.com confirmed

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
REC3593663 Recmar 120S/130S/150S/MS25S prop-shaft output lip; two required; current OEM 24940252 · depth:saildrive-seals poseidonmarine.eu confirmed

Used in 8 places

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

Model(s)CatalogFigurePageRefLevQty
2001, 2001B, 2001AG, 2001BG, 2002, 2002B, 2002D, 2002AG, 2002BG, 2003, 2003B, 2003D, 2003AG, 2003BG, 2003T, 2003TB, 2003-SOLAS, 2003B-SOLAS, 2003TB-SOLAS, 120S-A, 120S-B, 120S-D, 120S-E, 120S-C, MS2A, MS2A-D, MS2A-E, MS2A-S, MS2B, MS2B-A, MS2B-L, MS2B-R, https://powerproductsystems.com/engines-live/marine-diesel-engines/7726000.html Fig 11750. Lower Gear Unit Sail Boat Drive Unit 120SB: 852700 18 2
2001, 2001B, 2001AG, 2001BG, 2002, 2002B, 2002D, 2002AG, 2002BG, 2003, 2003B, 2003D, 2003AG, 2003BG, 2003T, 2003TB, 2003-SOLAS, 2003B-SOLAS, 2003TB-SOLAS, 120S-A, 120S-B, 120S-D, 120S-E, 120S-C, MS2A, MS2A-D, MS2A-E, MS2A-S, MS2B, MS2B-A, MS2B-L, MS2B-R, https://powerproductsystems.com/engines-live/marine-diesel-engines/7726000.html Fig 11751. Lower Gear Unit Sail Boat Drive Unit S120C: 853657 18 2
MD11, MD11C, MD11D, MD17, MD17C, MD17D https://powerproductsystems.com/engines-live/marine-diesel-engines/7742230.html Fig 15169. Lower Gear Unit Sail Boat Drive Unit 120S: 852487 23 2
VP-SD120S https://powerproductsystems.com/engines-live/marine-diesel-engines/7746410.html Fig 214. Lower Gear Unit 18 2
MD2010C, MD2010D, MD2020C, MD2020D, MD2030C, MD2030D, MD2040C, MD2040D, 120S-D, 120S-E https://powerproductsystems.com/engines-live/marine-diesel-engines/7740690.html Fig 4203. Lower Gear Unit: 120S-E 18 2
VP-SD120S https://powerproductsystems.com/engines-live/marine-diesel-engines/7744150.html Fig 350. Lower Gear Unit: 873107 18 2
MD5A, MD5B, MD5C https://powerproductsystems.com/engines-live/marine-diesel-engines/7742220.html Fig 15043. Lower Gear Unit Sail Boat Drive Unit 120S: 852487 23 2
MD6, MD6A, MD6B, MD7, MD7A, MD7B https://powerproductsystems.com/engines-live/marine-diesel-engines/7742080.html Fig 13692. Lower Gear Unit Sail Boat Drive Unit 120S: 852487 23 2