The John Deere hydraulic filter RE72823 for 1000 5055E 5076E 5085E 5204 5310S 5420 is a filter/regulator from John Deere. It sits in the supply line to a pneumatic or hydraulic system, keeping the fluid or air clean and properly regulated. It is commonly in pneumatic FRL (filter-regulator-lubricator) assemblies and compressed air systems.
