COMPRESSED AIR FILTER ELEMENT, FILTER TYPE COALESCING, FILTER RATING 1 MICRON, FILTER ELEMENT MATERIAL MICROGLASS, COMPATIBLE GRAINGER PART NUMBER 35GN63, 4GNT7, 4GNZ9, FOR FLUID TYPE OIL, WATER, FOR SUBSTANCE TYPE AIR, MAXIMUM FLOW RATE 294 CFM, SERIES EF, STANDARDS ISO 8573