Mercury outboard spare part 81773M (NUT FLYWHEEL). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 25 HP Carb, 30 HP Carb 3 CYL, 40 HP Carb 3 CYL, 40C (TWIN CARB) (W/AUTO-BLEND), 40 (TWIN CARB) (W/OIL INJECTION), 40B (THRU PROP. EXHAUST), 40C (TWIN CARB), 40 HP Carb, 45 HP Carb BODENSEE, K 40 HP, W40 (W/MARATHON), 40 HP Carb 4 CYL, 40 HP Carb ITALY, 50 HP Carb 4 CYL, 25 HP Carb SeaPro, 50 HP Carb BIGFOOT. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 81773M (NUT FLYWHEEL), documented in 104 exploded diagram location(s), across the 2-STROKE-CARB, 4-STROKE-CARB, 4-STROKE-EFI series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 30a | 689 000366 THRU 022058 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 30a | 689 100251 THRU 105324 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 30a | 689 301911 THRU 321376 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 30a | 689 401216 THRU 411946 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40-twin-carb-w-oil-injection | 6E9 015001 THRU 09785866 | 15 | 1 | View |
| Mercury 2-STROKE-CARB | 40-twin-carb-w-oil-injection | 6E9 150001 THRU 09785866 | 15 | 1 | View |
| Mercury 2-STROKE-CARB | 40-twin-carb-w-oil-injection | 6E9 350001 THRU 09785866 | 15 | 1 | View |
| Mercury 2-STROKE-CARB | 40-twin-carb-w-oil-injection | 6E9 450001 THRU 09785866 | 15 | 1 | View |
| Mercury 2-STROKE-CARB | 40b-thru-prop-exhaust | E 676 B100461 THRU B102785 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 40b-thru-prop-exhaust | EL 676 B400420 THRU B405250 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 40b-thru-prop-exhaust | M 676 B000106 THRU B002780 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 40b-thru-prop-exhaust | ML 676 B300101 THRU B302425 | 25 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb | 6E9 000106 THRU 6E9 007665 M | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb | 6E9 100101 THRU 6E9 105013 E | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb | 6E9 300126 THRU 6E9 309343 ML | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb | 6E9 400231 THRU 6E9 423162 EL | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb-w-auto-blend | 6E9 007666 THRU 6E9 015000 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb-w-auto-blend | 6E9 105014 THRU 6E9 150000 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb-w-auto-blend | 6E9 309344 THRU 350000 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb-w-auto-blend | 6E9 423163 THRU 450000 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 40c-twin-carb-w-auto-blend | 6E9 500101 THRU 00503940 | 16 | 1 | View |
| Mercury 2-STROKE-CARB | 60-2-cyl | E 675 00101 THRU E 675 001170 | 18 | 1 | View |
| Mercury 2-STROKE-CARB | 60-2-cyl | EL 675 30101 THRU EL 675 304180 | 18 | 1 | View |
| Mercury 2-STROKE-CARB | k-40-hp | 6F5 000711 THRU 6F5325148 | 12 | 1 | View |
| Mercury 2-STROKE-CARB | k-40-hp | 6F5 301827 THRU 6F5325148 | 12 | 1 | View |
| Mercury 2-STROKE-CARB | k-40-hp | 6F5K 302372 THRU 6F5325148 | 12 | 1 | View |
| Mercury 2-STROKE-CARB | w40-w-marathon | 6F6 005206 THRU 00365385 | 13 | 1 | View |
| Mercury 2-STROKE-CARB | w40-w-marathon | 6F6 308308 THRU 00365385 | 13 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb | 0G760300 THRU 0T408999 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb | 0P017000 THRU 0P153499 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb | 0P153500 THRU 0P388282 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb | 0T409000 THRU 1B344298 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb | 9973100 THRU 0P016999 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 25-hp-carb-seapro | 0R051710 UP | 17 | 1 | View |
| Mercury 4-STROKE-CARB | 30-hp-carb-3-cyl | 0G760300 THRU 0T408999 | 8 | 1 | View |
| Mercury 4-STROKE-CARB | 30-hp-carb-3-cyl | 0P017000 THRU 0P153499 | 8 | 1 | View |
| Mercury 4-STROKE-CARB | 30-hp-carb-3-cyl | 0P153500 THRU 0P400999 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 30-hp-carb-3-cyl | 0T409000 THRU 1B226999 | 17, 8 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb | 0G231123 THRU 0G760299 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb | 0G760300 THRU 0T408999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb | 0P017000 THRU 0P153499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb | 9944807 THRU 0P016999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 0P153500 THRU 0P400999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 0P401000 THRU 1B344306 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 0T409000 THRU 1B226999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 1B227000 THRU 1B344306 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 1C000001 THRU 1C018825 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-3-cyl | 1C018826 THRU 1C739634 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-4-cyl | 0P094500 THRU 0P206999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-4-cyl | 0T178500 THRU 0T598999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-italy | 0G760300 THRU 0T178499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 40-hp-carb-italy | 0P017000 THRU 0P094499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 45-hp-carb-bodensee | 0G231123 THRU 0G760299 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 45-hp-carb-bodensee | 0G760300 THRU 0T178499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 45-hp-carb-bodensee | 0P017000 THRU 0P094499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 45-hp-carb-bodensee | 9944807 THRU 0P016999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb | 0G231123 THRU 0G760299 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb | 0G760300 THRU 0T178499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb | 0P017000 THRU 0P094499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb | 9944807 THRU 0P016999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-4-cyl | 0P094500 THRU 0P206999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-4-cyl | 0T178500 THRU 0T598999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-bigfoot | 0G231123 THRU 0G760299 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-bigfoot | 0G760300 THRU 0T178499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-bigfoot | 0P017000 THRU 0P094499 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 50-hp-carb-bigfoot | 9944807 THRU 0P016999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 60-hp-carb-4-cyl | 0P094500 THRU 0P206999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 60-hp-carb-4-cyl | 0T178500 THRU 0T598999 | 5 | 1 | View |
| Mercury 4-STROKE-CARB | 75-hp-carb | 0G960500 THRU 0T800999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 75-hp-carb | 0T801000 THRU 1B226999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 75-hp-carb-bodensee | 0G960500 THRU 0T800999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 75-hp-carb-bodensee | 0T801000 THRU 1B226999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 90-hp-carb | 0G960500 THRU 0T800999 | 9 | 1 | View |
| Mercury 4-STROKE-CARB | 90-hp-carb | 0T801000 THRU 1B226999 | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-3-cyl | 1C456300 UP | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-4-cyl | 0P153500 THRU 0P400999 | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-4-cyl | 0P401000 THRU 0P515896 | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-4-cyl | 0P515897 THRU 0P580772 | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-4-cyl | 0T409000 THRU 1B355222 | 9 | 1 | View |
| Mercury 4-STROKE-EFI | 40-hp-efi-4-cyl | 1C000001 THRU 1C050251 | 9 | 1 | View |
Another 24 location(s) are recorded but not listed here. Use the model links above to open the matching diagram.
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