This Caterpillar fuel filter assembly for JCB DIESELMAX 444 CAT 422E 428D 428E 432D 248B 287B is a filter/regulator manufactured by Caterpillar. It conditions compressed air or hydraulic fluid by removing contaminants, adding lubrication, or regulating pressure to protect downstream components. It is commonly in pneumatic FRL (filter-regulator-lubricator) assemblies and compressed air systems.
