Hydraulic Filter, Filter Design , Wire Mesh Supported Hydraulic Element, Micron Rating 5, Height 8 1/4 in, Length 8 1/4 in, Width 3 1/8 in, Outside Dia. 3 1/8 in, Inside Dia. 1 11/16 in, Includes Integral Gasket, For Use With Caterpillar, CMI Equipment, Thread Size Not Applicable