Replacement Filter Cover, Inlet Size 1 1/2 in, Inlet Type NPT, Inlet Gender Male, Filter Rating 25 micron, Filtration Efficiency 80 Percent, Compatible Manufacturer Part Number VFC400A-5W, VFC400A-7W, VFC400P-5T, VFC500A-5W, VFC500A-7W, VFC508P-2T, VFD4, VFD41, VFD41S, VFD42, VFD42S, Compatible Grainger Part Number 4Z751, 4Z752, 4Z753, 5JEP2, 5JEP3, 5Z650, 6JD22, 6JD23, 6JD24, 6JD25, 6JD26. This item has been restricted from sale in the following state (s): []