Check the listing for details. PARKER 23R20S Filter Cartridge,5 micron,20" H,PK6 5P271. Condition: New. Listed at 185.85 USD. Filter Cartridge, Reduces Particulates, Micron Rating 5 micron, Flow Rate 10 gpm, Inside Diameter 1 in, Outside Diameter 2 7/16 in, Overall Height 20 in, Service Life Not Rated, Filter Media Cotton, For Use With Competitive Filter Vessels, Application Amines, Dilute Acids and Alkali, Mineral Acid, Organic Acids and Solvent, Oxidizing Agent, Petroleum Oil, Photo Solutions, Potable Liquid, Prefilter for Membranes, Cartridge Media Cotton, Filter Design String Wound, Material Grade 316 Single-piece construction eliminates spacers and bypassing. Fulflo(R) Honeycomb depth cartridge traps the solid particles on and within the depth of the entire cartridge. Fits all similar competitive housings. Can be used in many fluid applications and suitable for use with mineral acids, organic acids, solvents.