T-Style Inlet Vacuum Filter, Outside Diameter 9 in, Connection Style Threaded, Inlet Size 2 1/2 in, Inlet Type NPT, Inlet Gender Female, Outlet Size 2 1/2 in, Outlet Type NPT, Outlet Gender Female, Maximum Air Flow 210 cfm, Filter Rating 5 micron, Filtration Efficiency 99 Percent, Compatible Manufacturer Part Number 2EPP6, 2EPP7, 2EPR1, 2EPR2, 2EPT2, 2EPT3, SD7-1 SD, SD8-1 SD, VFD6D, VFD8, Compatible Grainger Part Number 2EPP6, 2EPP7, 2EPR1, 2EPR2, 2EPT2, 2EPT3, 6JD30, 6JD31