Campbell Hausfeld Air Filter Element - ST073903AV
This is a very common air filter element used in a variety of Campbell Hausfeld air compressors. The air element filter is placed in the filter cartridge which threads into the cylinder head.
This filter is most commonly used on the Campbell Hausfeld CI10 compressor pump, as well as Maxus models EX8401, EX8403 and EX8402, among others.