Replacement Paper Filter Element for Air Compressors FE-02X paper filter element. This is a heavy-duty paper element surrounded by a galvanized mesh screen. This filter has a 99% filtration efficiency. This is a great deal for a single filter! This can be used in a variety of compressors and applications. Check the measurements below to make sure they fit the size you require. Specifications: 1.75" Tall 3.25" Outside Diameter 2.0" Inside Diameter 99% Filtration Efficiency Galvanized Steel Mesh For Strength and Protection Heavy Duty Paper Element This listing is for a single filter element.