Seal assembly for a rotational fluid metering valve

A seal assembly for a fan duct metering valve (30) disposed within a casing (70) of a gas turbine engine includes a tab (38) for extending through an opening (90) in the casing (70) and attaching to the valve (30), and a carrier (65) for extending into the opening (90) and engaging the valve (30) such that fluid does not leak between the valve (30) and the carrier (65).