Mercury outboard spare part 29439 (O-RING). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits 75 3 CYL, 25 (2 CYL.), 35 2 CYL, 40, 400, 402 2 CYL, 7.5, 75 HP, 9.8 HP (Merc 110), 80 3 CYL, 75 4 CYL. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 29439 (O-RING), documented in 65 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARB25-2-cyl0P325500 THRU 1B342467191View
Mercury 2-STROKE-CARB25-2-cyl0T980000 THRU 0T999999191View
Mercury 2-STROKE-CARB25-2-cyl1B000001 THRU 1B351069191View
Mercury 2-STROKE-CARB25-2-cyl5705532 THRU 6416712191View
Mercury 2-STROKE-CARB25-2-cyl7166928 THRU 7207857191View
Mercury 2-STROKE-CARB25-2-cyl8073158 THRU 9415100191View
Mercury 2-STROKE-CARB25-2-cyl9315316 THRU 9378115191View
Mercury 2-STROKE-CARB25-2-cylARCHIVE CAT 43465191View
Mercury 2-STROKE-CARB25-2-cylARCHIVE CAT 99917191View
Mercury 2-STROKE-CARB35-2-cyl0B110789 THRU 0B458383191View
Mercury 2-STROKE-CARB35-2-cyl209608 THRU 0B110788191View
Mercury 2-STROKE-CARB35-2-cyl6445653 THRU 0B110788191View
Mercury 2-STROKE-CARB35-2-cyl9384476 THRU 0B110788191View
Mercury 2-STROKE-CARB35-2-cyl9466647 THRU 0C214735191View
Mercury 2-STROKE-CARB35-2-cylARCHIVE CAT 34164191View
Mercury 2-STROKE-CARB35-2-cylARCHIVE CAT 38748191View
Mercury 2-STROKE-CARB35-2-cylARCHIVE CAT 45172191View
Mercury 2-STROKE-CARB40-400-402-2-cyl5556230 THRU 0B239231191View
Mercury 2-STROKE-CARB40-400-402-2-cyl7144763 THRU 0B239231191View
Mercury 2-STROKE-CARB40-400-402-2-cyl8064750 THRU 0B239231191View
Mercury 2-STROKE-CARB40-400-402-2-cyl9251456 THRU 0B239231191View
Mercury 2-STROKE-CARB40-400-402-2-cylARCHIVE CAT 56971191View
Mercury 2-STROKE-CARB40-400-402-2-cylARCHIVE CAT 63240191View
Mercury 2-STROKE-CARB40-400-402-2-cylARCHIVE CAT 71706191View
Mercury 2-STROKE-CARB40-400-402-2-cylARCHIVE CAT 79197191View
Mercury 2-STROKE-CARB7-5-75-hp5206550 THRU 0A197113191View
Mercury 2-STROKE-CARB7-5-75-hp7125388 THRU 0A197113191View
Mercury 2-STROKE-CARB7-5-75-hp8057545 THRU 0A197113191View
Mercury 2-STROKE-CARB7-5-75-hp9217756 THRU 0A197113191View
Mercury 2-STROKE-CARB7-5-75-hpARCHIVE CAT 52325191View
Mercury 2-STROKE-CARB7-5-75-hpARCHIVE CAT 62423191View
Mercury 2-STROKE-CARB7-5-75-hpARCHIVE CAT 67175191View
Mercury 2-STROKE-CARB7-5-75-hpARCHIVE CAT 79171191View
Mercury 2-STROKE-CARB75-3-cyl0A996142 THRU 0B240450191View
Mercury 2-STROKE-CARB75-3-cyl0B240451 THRU 0C221999191View
Mercury 2-STROKE-CARB75-3-cyl0C222000 THRU 0D283221191View
Mercury 2-STROKE-CARB75-3-cyl0D283222 THRU 0 0G760299191View
Mercury 2-STROKE-CARB75-3-cyl0G760300 THRU 0T979999191View
Mercury 2-STROKE-CARB75-3-cyl0P017000 THRU 0P325499191View
Mercury 2-STROKE-CARB75-3-cyl0P325500 THRU 0P557439191View
Mercury 2-STROKE-CARB75-3-cyl0T980000 THRU 1B214111191View
Mercury 2-STROKE-CARB75-3-cyl1B000000 THRU 2B535625191View
Mercury 2-STROKE-CARB75-3-cyl9483121 THRU 9506480191View
Mercury 2-STROKE-CARB75-3-cyl9506481 THRU 9589038191View
Mercury 2-STROKE-CARB75-3-cyl9589039 THRU 9793576191View
Mercury 2-STROKE-CARB75-3-cyl9793577 THRU 0P016999191View
Mercury 2-STROKE-CARB75-4-cyl6432901 THRU 09854990191View
Mercury 2-STROKE-CARB75-4-cyl7208573 THRU 09854990191View
Mercury 2-STROKE-CARB75-4-cyl9393856 THRU 09854990191View
Mercury 2-STROKE-CARB80-3-cyl0B240451 THRU 0C221999191View
Mercury 2-STROKE-CARB80-3-cyl9483121 THRU 9506480191View
Mercury 2-STROKE-CARB80-3-cyl9506481 THRU 9589038191View
Mercury 2-STROKE-CARB9-8-hp-merc-1105206550 THRU 0A197113191View
Mercury 2-STROKE-CARB9-8-hp-merc-1107127388 THRU 0A197113191View
Mercury 2-STROKE-CARB9-8-hp-merc-1108057545 THRU 0A197113191View
Mercury 2-STROKE-CARB9-8-hp-merc-1109217756 THRU 0A197113191View
Mercury 2-STROKE-CARB9-8-hp-merc-110ARCHIVE CAT 31945191View
Mercury 2-STROKE-CARB9-8-hp-merc-110ARCHIVE CAT 39562191View
Mercury 2-STROKE-CARB9-8-hp-merc-110ARCHIVE CAT 59344191View
Mercury 2-STROKE-CARB9-8-hp-merc-110ARCHIVE CAT 62430191View
Mercury 2-STROKE-CARB9-8-hp-merc-110ARCHIVE CAT 67136191View
Mercury 4-STROKE-EFI200-ros-hp-3-4l-v6-15-inch-midsection-racing1E054618 UP161View
Mercury 4-STROKE-EFI200r-hp-3-4l-v6-15-inch-midsection-racing1E054618 UP161View
Mercury 4-STROKE-EFI300-ros-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP161View
Mercury 4-STROKE-EFI300r-hp-4-6l-v8-15-inch-midsection-racing1E054618 UP161View

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Appears in diagrams of these models

  • 75 3 CYL
  • 25 (2 CYL.)
  • 35 2 CYL
  • 40, 400, 402 2 CYL
  • 7.5, 75 HP
  • 9.8 HP (Merc 110)
  • 80 3 CYL
  • 75 4 CYL