Filter Element, Element Material Paper, Compatible Manufacturer Part Number C718, Overall Height 6.56 in, Inside Diameter 1 1/2 in, Outside Diameter 2 1/2 in, Filter Rating 2 micron, Filtration Efficiency 99 Percent, Maximum Flow Rate 48 cfm, Features Pleated Media for High Dirt Holding Capacity, Housing Material Galvanized Metal, Maximum Operating Temperature 220 Degrees F