Mercury outboard spare part 21908 (NUT (.312-18) Cad Plated MOUNTING BRACKET SCREW). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 45, 450 4 CYL, 50, 500 4 CYL, 70, 700 3 CYL, 80, 800 4 CYL, 60 2 CYL. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 21908 (NUT (.312-18) Cad Plated MOUNTING BRACKET SCREW), documented in 17 exploded diagram location(s), across the 2-STROKE-CARB series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 35-2-cyl | 209608 THRU 0B110788 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 35-2-cyl | 6445653 THRU 0B110788 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 35-2-cyl | 9384476 THRU 0B110788 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 40-lightning-xr-international | 0N000513 THRU 0N056164 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 0A719281 THRU 0A745944 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 0B110789 THRU 0B370271 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 5531630 THRU 0B110788 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 7143688 THRU 0A719280 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 8063985 THRU 0B110788 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 9248006 THRU 9466691 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 45-450-4-cyl | 9466692 THRU 09522535 | 19 | 4 | View |
| Mercury 2-STROKE-CARB | 60-2-cyl | E 675 00101 THRU E 675 001170 | 38 | 4 | View |
| Mercury 2-STROKE-CARB | 60-2-cyl | EL 675 30101 THRU EL 675 304180 | 38 | 4 | View |
| Mercury 2-STROKE-CARB | 80-800-4-cyl | 5582562 THRU 6432900 | 17, 18 | 4 | View |
| Mercury 2-STROKE-CARB | 80-800-4-cyl | 7146213 THRU 7208572 | 17, 18 | 4 | View |
| Mercury 2-STROKE-CARB | 80-800-4-cyl | 8067015 THRU 8127014 | 17, 18 | 4 | View |
| Mercury 2-STROKE-CARB | 80-800-4-cyl | 9256131 THRU 9393855 | 17, 18 | 4 | View |
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