Pleated Filter, Replacement, Paper Element Material, Filtration Efficiency 99 Percent at 2 Micron, 35 scfm Rated Flow Rate, Outside Dia. (In.) 4 in, Height (In.) 1 3/8 in, Compressor HP 5, For Use With 581VNS, Mfr. No. 561VNS, Includes Filter and O Ring. This item has been restricted from sale in the following state (s): []