Best Seller | WELCH 1417G Filter Element,4 in. H,4 in. Dia. Filter Element, Element Material Polyester, Compatible Grainger Part Number 3Z655, 3Z656, 5Z025, 6D731, 6D751, 6D752, Overall Height 4 in, Outside Diameter 4 in, Filter Rating 0.3 micron, Maximum Flow Rate 6 cfm ... more WELCH 1417G Filter Element,4 in. H,4 in. Dia. Filter Element, Element Material Polyester, Compatible Grainger Part Number 3Z655, 3Z656, 5Z025, 6D731, 6D751, 6D752, Overall Height 4 in, Outside Diameter 4 in, Filter Rating 0.3 micron, Maximum Flow Rate 6 cfm | | $263.99 go to store |