Mercury outboard spare part 20509 (NUT FLYWHEEL). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 90, 900 6 CYL. Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 20509 (NUT FLYWHEEL), documented in 4 exploded diagram location(s), across the 2-STROKE-CARB series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 40-hp-2-cyl-product-of-usa | 5589202 THRU 5595531 | 4 | 1 | View |
| Mercury 2-STROKE-CARB | 40-hp-2-cyl-product-of-usa | 7146488 THRU 7147237 | 4 | 1 | View |
| Mercury 2-STROKE-CARB | 40-hp-2-cyl-product-of-usa | 8065265 THRU 8068064 | 4 | 1 | View |
| Mercury 2-STROKE-CARB | 40-hp-2-cyl-product-of-usa | 9256981 THRU 9258280 | 4 | 1 | View |
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