T-Style Inlet Vacuum Filter, Outside Diameter 13 1/2 in, Connection Style Threaded, Inlet Size 3 in, Inlet Type NPT, Inlet Gender Female, Outlet Size 3 in, Outlet Type NPT, Outlet Gender Female, Maximum Air Flow 300 cfm, Type Standard Duty, Filter Rating 5 micron, Filtration Efficiency 99 Percent, Compatible Manufacturer Part Number 2EPR3, 2EPR4, VFD9, VFZ901A-5W, VFZ901A-7W, Compatible Grainger Part Number 2EPR3, 2EPR4, 6JD32. This item has been restricted from sale in the following state (s): []