Inlet Filter,4 In MNPT,520 Max CFM
Inlet Vacuum Filter, Outside Diameter 14 in, Connection Style Threaded, Inlet Size 4 in, Inlet Type NPT, Inlet Gender Male, Outlet Size 4 in, Outlet Type NPT, Outlet Gender Male, Maximum Air Flow 520 cfm, Type Standard Duty, Filter Rating 5 micron, Filtration Efficiency 99 Percent, Compatible Manufacturer Part Number RD6-H, RD6-L, Compatible Grainger Part Number 2EPR7, 2EPR8, 2EPR9, 2EPT1, 2EPU5, 2EPU6.