Mercury outboard spare part 77190A3 (THUMB SCREW ASSEMBLY). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 25 (2 CYL.), 50 3 CYL, 60 3 CYL, 45, 450 4 CYL, 200, 20. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 77190A3 (THUMB SCREW ASSEMBLY), documented in 42 exploded diagram location(s), across the 2-STROKE-CARB series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 200-20 | 4709593 UP | 2 | 2 | View |
| Mercury 2-STROKE-CARB | 200-20 | 7098523 UP | 2 | 2 | View |
| Mercury 2-STROKE-CARB | 200-20 | 8045199 UP | 2 | 2 | View |
| Mercury 2-STROKE-CARB | 200-20 | 9157230 UP | 2 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 0P325500 THRU 1B342467 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 0T980000 THRU 0T999999 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 1B000001 THRU 1B351069 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 5705532 THRU 6416712 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 7166928 THRU 7207857 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 8073158 THRU 9415100 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | 9315316 THRU 9378115 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | ARCHIVE CAT 43465 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 25-2-cyl | ARCHIVE CAT 99917 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 0B110789 THRU 0B370271 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 5531630 THRU 0B110788 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 7143688 THRU 0A719280 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 8063985 THRU 0B110788 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 9248006 THRU 9466691 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 9466692 THRU 09522535 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | 5206550 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | 7125388 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | 8057545 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | 9217756 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | ARCHIVE CAT 52325 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | ARCHIVE CAT 62423 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | ARCHIVE CAT 67175 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 7-5-75-hp | ARCHIVE CAT 79171 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 5579017 THRU 6428680 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 7145938 THRU 7208332 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 8065065 THRU 8085061 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | 9255131 THRU 9385910 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | ARCHIVE CAT 75508 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 70-700-3-cyl | ARCHIVE CAT 84730 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | 5206550 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | 7127388 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | 8057545 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | 9217756 THRU 0A197113 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | ARCHIVE CAT 31945 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | ARCHIVE CAT 39562 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | ARCHIVE CAT 59344 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | ARCHIVE CAT 62430 | 3 | 2 | View |
| Mercury 2-STROKE-CARB | 9-8-hp-merc-110 | ARCHIVE CAT 67136 | 3 | 2 | View |
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