Mercury Gearcase Drain Plug Seal 8M0204693

Mercury Gearcase Drain Plug Seal 8M0204693

Protect your gearcase from water intrusion with this genuine Mercury Gearcase Drain Plug Seal. Constructed from rubber-coated stainless steel, this seal is designed to provide a reliable seal between the drain/fill screw and gearcase housing during gear lube service.

Compatible with Mercury and Mariner outboards, as well as all MerCruiser sterndrives equipped with 3/8"-16 gearcase drain/fill screw holes.

Replacing the drain plug seal during gear lube service helps prevent water intrusion that could lead to costly gearcase damage. Always inspect and replace worn seals as needed, and verify the washer is properly installed before returning the unit to service.

Manufactured to Mercury Marine OEM specifications for dependable fit, sealing performance, and durability.

To confirm compatibility, contact our team with your engine or sterndrive serial number at (727) 596-5929 before ordering.