Gearcase Gear Lube Drain Screw Washer 830749 - Rubber Coated - Fits Mercury and Mariner Outboards and MerCruiser Stern Drive

Keep spares on hand to assure placement after changing gear lube in gearcase.

Always double check to make sure the washer has been secured when reinstalling the drain screw. Water could infiltrate the gearcase without it and cause catastrophic damage to the gearcase.

For use on the 3/8-16 drain/fill screw holes in outboard and stern drive gearcases.

Gearcase gear lube drain screw washer 830749 is rubber coated stainless steel that fits Mercury and Mariner outboards and all MerCruiser stern drives with 3/8-16 gearcase drain/fill screw holes. Always double check to make sure the washer has been secured when reinstalling the drain screw. Water could infiltrate the gearcase without it and cause catastrophic damage to the gearcase. Keep spares on hand to assure placement after changing gear lube in gearcase. See your owner's manual or service manual for specific applications and replacement instructions