Mercury outboard spare part 26484 (NUT (.312-18)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.

Fits V-175, 300X (3.0L) PRO MAX, S2000, SST 120, 200 EFI PRO MAX/SUPER MAG, 225 EFI PRO MAX/SUPER MAG, 225X EFI PROMAX, 300 (3.0L) ProMax, 300 (3.0L) SuperMagnum, S3000. Select a model tag above to open the exploded diagram and confirm the position.

Part Specifications and Installation Reference

Mercury outboard part 26484 (NUT (.312-18)), documented in 13 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-EFI series.

SeriesModelSerial rangeREFQtyDiagram
Mercury 2-STROKE-CARBs20000D030200 UP134View
Mercury 2-STROKE-CARBsst-1200D030200 UP134View
Mercury 2-STROKE-CARBv-1750C239553 THRU 0D081999154View
Mercury 2-STROKE-CARBv-1750D082000 THRU 0G303045154View
Mercury 2-STROKE-CARBv-1750G303046 THRU 0G760299154View
Mercury 2-STROKE-CARBv-1750G760300 THRU 0G960499154View
Mercury 2-STROKE-CARBv-1754301235 THRU 0C100860154View
Mercury 2-STROKE-CARBv-1758058870 THRU 0B384939154View
Mercury 2-STROKE-EFI225x-efi-promax0T430254 THRU 0T819605154View
Mercury 2-STROKE-EFI300-3-0l-promax0G610221 THRU 0T105297154View
Mercury 2-STROKE-EFI300-3-0l-supermagnum0G610221 THRU 0T105297154View
Mercury 2-STROKE-EFI300x-3-0l-pro-max0T235084 THRU 0T429939154View
Mercury 2-STROKE-EFIs30000D181027 THRU 0T105373134View

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Appears in diagrams of these models

  • V-175
  • 300X (3.0L) PRO MAX
  • S2000
  • SST 120
  • 200 EFI PRO MAX/SUPER MAG
  • 225 EFI PRO MAX/SUPER MAG
  • 225X EFI PROMAX
  • 300 (3.0L) ProMax
  • 300 (3.0L) SuperMagnum
  • S3000