Mercury outboard spare part 8M0034912 (O-RING 3.78 X 21.32). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 250 HP Pro Verado 6 CYL, 250 HP Verado 6 CYL. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 8M0034912 (O-RING 3.78 X 21.32), documented in 97 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 4-STROKE-CARB, 4-STROKE-EFI series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 115-6-cyl | 5600967 THRU 6436122 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | 6436123 THRU 0B385292 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | 7147988 THRU 7208847 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | 7208848 THRU 0B385292 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | 8067340 UP | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 56974 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 63296 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 79182 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 83778 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 84517 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 84980 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 115-6-cyl | ARCHIVE CAT 86167 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 5579017 THRU 6428680 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 7145938 THRU 7208332 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 8065065 THRU 8085061 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 9255131 THRU 9385910 | 6 | 1 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | ARCHIVE CAT 84730 | 6 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0G760300 THRU 0G960499 | 13 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0G960500 THRU 0T178499 | 13 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0T178500 THRU 0T800999 | 13 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 0T801000 THRU 1B226999 | 13 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 1B227000 THRU 1B417701 | 13 | 1 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 135-hp-v6-cyl-2-5l | 1B417702 THRU 1B737495 | 13 | 1 | View |
| Mercury 4-STROKE-CARB | 2-5-hp-carb | 0R131842 UP | - | 2 | View |
| Mercury 4-STROKE-CARB | 2-hp-carb | 0R131842 THRU 0R504789 | - | 2 | View |
| Mercury 4-STROKE-CARB | 3-5-hp-carb | 0R131842 UP | - | 2 | View |
| Mercury 4-STROKE-CARB | 3-5-hp-carb-jci | 0R568285 UP | - | 2 | View |
| Mercury 4-STROKE-EFI | 105-hp-efi-jet | 3B672358 UP | 10 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-3-4l-v6 | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-3-4l-v6-seapro | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-4-6l-v8-pro-xs | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200-hp-pro-verado-6-cyl | 2B034840 THRU 2B144122 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 200-hp-pro-verado-6-cyl | 2B144123 THRU 2B577715 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 200-ros-hp-3-4l-v6-15-inch-midsection-racing | 1E054618 UP | -, 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200r-hp-3-4l-v6-15-inch-midsection-racing | 1E054618 UP | -, 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200r-hp-3-4l-v6-racing | 3B547096 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 200r-hp-3-4l-v6-racing | 3B648748 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-efi | 0T653945 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 0P409357 THRU 0P464487 | 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 0P464488 THRU 0P520552 | 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 0P520553 THRU 2B144122 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 0T980000 THRU 1B226999 | 0, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 1B227000 THRU 1B381711 | 0, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 225-hp-verado-6-cyl | 1B381712 THRU 1B517433 | 0, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8 | 2B529482 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8-pro-xs | 2B529482 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8-seapro | 2B529482 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-4-6l-v8-verado | 2B529482 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 250-hp-pro-verado-6-cyl | 1B830170 THRU 2B144122 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-pro-verado-6-cyl | 2B144123 THRU 2B577715 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-verado-6-cyl | 0P409357 THRU 0P464487 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-verado-6-cyl | 0P464488 THRU 0P520552 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-verado-6-cyl | 0T980000 THRU 1B226999 | -, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-verado-6-cyl | 1B227000 THRU 1B381711 | 0, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250-hp-verado-6-cyl | 1B381712 THRU 1B517433 | 0, 12 | 2 | View |
| Mercury 4-STROKE-EFI | 250r-hp-4-6l-v8-racing | 1E080500 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 0P409357 THRU 0P464487 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 0P464488 THRU 0P520552 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 0P520553 THRU 2B144122 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 0T980000 THRU 1B226999 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 1B227000 THRU 1B381711 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 1B381712 THRU 1B517433 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 1B517434 THRU 2B144122 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 275-hp-verado-6-cyl | 2B144123 THRU 2B578935 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8 | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-ams-seapro | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-cms | 2B529482 UP | 6 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-cms-seapro | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-pro-xs | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-4-6l-v8-verado | 2B529482 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-pro-verado-6-cyl | 1B830170 THRU 2B144122 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-pro-verado-6-cyl | 2B144123 THRU 2B577715 | -, 12, 2 | 2, 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-verado-6-cyl | 0P520553 THRU 2B144122 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-verado-6-cyl | 1B517434 THRU 2B144122 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-hp-verado-6-cyl | 2B144123 THRU 2B578935 | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300-ros-hp-4-6l-v8-15-inch-midsection-racing | 1E054618 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300r-hp-4-6l-v8-15-inch-midsection-racing | 1E054618 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300r-hp-4-6l-v8-ams-racing | 1E081459 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 300r-hp-4-6l-v8-racing | 1E080500 UP | 2 | 1 | View |
| Mercury 4-STROKE-EFI | 350-hp-2-6l-l6-pro-verado | 2B141124 THRU 3B342962 | 2 | 1 | View |
Another 17 location(s) are recorded but not listed here. Use the model links above to open the matching diagram.
WeChat / Tel: +86 18658175361
Email: marinemotorparts@gmail.com
Contact us for specs, price and stock.