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O-ring for Mercury and Mariner engines from 25 to 50 hp in carburetor and special versions. Sealing seal in cooling circuits that prevents coolant leaks in static and dynamic joints of the cooling system.
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O-RING 25-826153
PAF25-05050014
€3.15
Tax included
O-ring for Mercury and Mariner engines from 25 to 50 hp in carburetor and special versions. Sealing seal in cooling circuits that prevents coolant leaks in static and dynamic joints of the cooling system.
Description
Function and technical context
The 25-826153 O-ring is a precision sealing element that acts on the static and dynamic seals of the cooling and water circulation systems in Mercury, Mariner and Mercruiser marine engines. Its main mission is to prevent coolant leaks at critical points in the cooling circuit, ensuring that the engine maintains optimal thermohydraulic conditions during navigation. The deterioration or wear of this component causes progressive losses of coolant, which leads to engine overheating, reduced power and, in extreme cases, irreversible damage to cylinders and head gaskets.
When to replace this part?
O-rings present characteristic failure symptoms such as small visible leaks around the cooling connections, an increase in engine temperature indicated on the control panel, or a slow but progressive loss of coolant level without apparent cause. It is recommended to check the condition of this component during each seasonal maintenance, especially before starting the intensive navigation season, and replace it preventively if signs of aging or cracking are observed. Preventative replacement prevents unplanned shutdowns at sea and extends the life of adjacent seals and gaskets.
Mercury and Mariner engine compatibility
Mercury/MerCruiser
| Marca | Modelo | Rango de serie |
|---|---|---|
| Mercury Mariner | 25 HP Carb | 0P153500 THRU 0P388282 / 0T409000 THRU 1B344298 / 9973100 THRU 0P016999 / 0G590000 THRU 0G760299 / 0G760300 THRU 0T408999 / 0P017000 THRU 0P153499 |
| Mercury Mariner | 30 HP Carb 3 CYL | 0P153500 THRU 0P400999 / 0T409000 THRU 1B226999 / 0G760300 THRU 0T408999 / 0P017000 THRU 0P153499 |
| Mercury Mariner | 40 HP Carb | 9944807 THRU 0P016999 / 0G231123 THRU 0G760299 / 0G760300 THRU 0T408999 / 0P017000 THRU 0P153499 |
| Mercury Mariner | 40 HP Carb 3 CYL | 0P153500 THRU 0P400999 / 0T409000 THRU 1B226999 |
| Mercury Mariner | 40 HP Carb ITALY | 0G760300 THRU 0T178499 / 0P017000 THRU 0P094499 |
| Mercury Mariner | 45 HP Carb BODENSEE | 0G760300 THRU 0T178499 / 0P017000 THRU 0P094499 / 9944807 THRU 0P016999 / 0G231123 THRU 0G760299 |
| Mercury Mariner | 50 HP Carb | 0G760300 THRU 0T178499 / 0P017000 THRU 0P094499 / 9944807 THRU 0P016999 / 0G231123 THRU 0G760299 |
| Mercury Mariner | 50 HP Carb BIGFOOT | 0G760300 THRU 0T178499 / 0P017000 THRU 0P094499 / 9944807 THRU 0P016999 / 0G231123 THRU 0G760299 |
Equivalent manufacturer part numbers
| Manufacturer/Brand | Reference/Part Number |
|---|---|
| Mercury Mariner | 05050014, 25-826153, 25-826154, 826153 |
| Parsun | F25-05050014 |
| Yamaha | 93210-14515-00 |
Product Details
PAF25-05050014
Specific References
Comments (0)
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