COMPRESSED AIR FILTER ELEMENT, FILTER TYPE COALESCING, FILTER RATING 1 MICRON, FILTER ELEMENT MATERIAL MICROGLASS, COMPATIBLE GRAINGER PART NUMBER 35GN24, 4GNN6, 4GNW8, FOR FLUID TYPE OIL, WATER, FOR SUBSTANCE TYPE AIR, MAXIMUM FLOW RATE 15 CFM, SERIES EF, STANDARDS ISO 8573