Mercury outboard spare part 78968 (LOCKWASHER Internal (.250)). Supplied by Dimo Marine for wholesale and export — genuine and quality aftermarket options available.
Fits 25 HP 3 CYL LIGHTNING (International), 25 H.P. (1998). Select a model tag above to open the exploded diagram and confirm the position.
Mercury outboard part 78968 (LOCKWASHER Internal (.250)), documented in 97 exploded diagram location(s), across the 2-STROKE-CARB, 2-STROKE-DFI-OPTIMAX, 2-STROKE-EFI, 4-STROKE-EFI, FORCE series.
| Series | Model | Serial range | REF | Qty | Diagram |
|---|---|---|---|---|---|
| Mercury 2-STROKE-CARB | 25-hp-3-cyl-lightning-international | 0E268781 THRU 0E287999 | 44 | 1 | View |
| Mercury 2-STROKE-CARB | 25-hp-3-cyl-lightning-international | 0E288000 THRU 0E301319 | 44 | 1 | View |
| Mercury 2-STROKE-CARB | v-135 | 0C100861 THRU 0C239552 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-135 | 0C239553 THRU 0D081999 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-135 | 0D082000 THRU 0G303045 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-135 | 0G303046 THRU 0G760299 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-135 | 0G760300 THRU 0G960499 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-135 | 0G960500 THRU 0T178499 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-140-international | 0T178500 THRU 1B226999 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0C100861 THRU 0C239552 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0C239553 THRU 0D081999 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0D082000 THRU 0G303045 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0G303046 THRU 0G760299 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0G760300 THRU 0G960499 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 0G960500 THRU 1B226999 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | v-150 | 4868998 THRU 0A904645 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G303046 THRU 0G760299 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G760300 THRU 0G960499 | 7 | 4 | View |
| Mercury 2-STROKE-CARB | xr-6-magnum-iii | 0G960500 THRU 1B226999 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-6-cyl-3-0l | 0T599000 THRU 0T800999 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-6-cyl-3-0l | 0T801000 THRU 1B417701 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-6-cyl-3-0l | 1B417702 THRU 1B504988 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-6-cyl-3-0l | 1B504989 THRU 1B912785 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-6-cyl-3-0l | 1B912786 THRU 2B535571 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-dts-6-cyl-3-0l | 0T980000 THRU 1B417701 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-dts-6-cyl-3-0l | 1B417702 THRU 1B504988 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-dts-6-cyl-3-0l | 1B504989 THRU 1B964735 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-pro-xs-6-cyl-3-0l | 1B504989 THRU 1B912785 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-pro-xs-6-cyl-3-0l | 1B912786 THRU 2B535571 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l | 0T235000 THRU 0T818180 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l | 0T818181 THRU 1E000796 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 200-hp-xs-6-cyl-2-5l | 1E000797 THRU 1E002110 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-6-cyl-3-0l | 0T599000 THRU 0T800999 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-6-cyl-3-0l | 0T801000 THRU 1B417701 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-6-cyl-3-0l | 1B417702 THRU 1B504988 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-6-cyl-3-0l | 1B504989 THRU 2B535086 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-dts-6-cyl-3-0l | 0T599000 THRU 1B417701 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-dts-6-cyl-3-0l | 1B417702 THRU 1B504988 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 225-hp-dts-6-cyl-3-0l | 1B504989 THRU 1B964735 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-6-cyl-3-0l | 1B528615 THRU 2B535086 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-sport-xs-6-cyl-2-5l | 1E002342 THRU 1E051823 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-sport-xs-6-cyl-2-5l | 1E051824 THRU 1E052994 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-xs-6-cyl-3-0l | 0T997974 THRU 1E000796 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-xs-6-cyl-3-0l | 1E000797 THRU 1E002341 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-xs-6-cyl-3-0l | 1E002342 THRU 1E051113 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 250-hp-xs-6-cyl-3-0l | 1E053158 THRU 1E053958 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 300-hp-xs-6-cyl-3-2l | 1E001867 THRU 1E052057 | 7 | 4 | View |
| Mercury 2-STROKE-DFI-OPTIMAX | 300-hp-xs-6-cyl-3-2l | 1E052058 THRU 1E053987 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 150-200-hp-pro-max-super-mag | 0G610050 THRU 0G856999 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 225-efi-pro-max-super-mag | 0G610104 THRU 0G856999 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 225-efi-pro-max-super-mag | 0G857000 THRU 0T429939 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 225-efi-pro-max-super-mag | ARCHIVE CAT 80918495 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 225x-efi-promax | 0T430254 THRU 0T819605 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 250xb-3-0l | 0G980600 THRU 0T800999 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 300-3-0l-promax | 0G610221 THRU 0T105297 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | 300-3-0l-supermagnum | 0G610221 THRU 0T105297 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | s3000 | 0D181027 THRU 0T105373 | 10, 6 | 1 | View |
| Mercury 2-STROKE-EFI | v-150-hp | 0G760300 THRU 0G960499 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | v-150-hp | 0G960500 THRU 0T408999 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | v-150-hp-mag | 0D082000 THRU 0G303045 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | v-150-hp-xri | 0D082000 THRU 0G303045 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | v-175-hp | 0G760300 THRU 0G960499 | 7 | 4 | View |
| Mercury 2-STROKE-EFI | v-175-hp | 0G960500 THRU 0T408999 | 7 | 4 | View |
| Mercury 4-STROKE-EFI | 105-hp-efi-jet | 3B672358 UP | 7 | 4 | View |
| Mercury 4-STROKE-EFI | 135-hp-efi | 2B131942 UP | 7 | 4 | View |
| Mercury 4-STROKE-EFI | 150-hp-efi | 1B905505 UP | 7 | 4 | View |
| Mercury 4-STROKE-EFI | 150-hp-efi-seapro | 2B139139 UP | 7 | 4 | View |
| Mercury FORCE | 120-h-p-1995 | 0E093700 THRU 0E138599 | 8 | 2 | View |
| Mercury FORCE | 15-h-p-1996 | 0E127700 THRU 0E202999 | 32 | 2 | View |
| Mercury FORCE | 15-h-p-1997 | 0E203000 THRU 0E287999 | 32 | 2 | View |
| Mercury FORCE | 25-h-p-1998 | 0E288000 THRU 0E344999 | 44 | 1 | View |
| Mercury FORCE | 9-9-h-p-1996 | 0E127700 THRU 0E202999 | 32 | 2 | View |
| Mercury FORCE | 9-9-h-p-1997 | 0E203000 THRU 0E287999 | 32 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903F90A UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903F90B UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903F90C UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903X90A UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903X90B UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 903X90C UP | 55 | 2 | View |
| Mercury FORCE | 90-h-p-1990 | 906A90A UP | 55 | 2 | View |
Another 17 location(s) are recorded but not listed here. Use the model links above to open the matching diagram.
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