This filter is used for Whirlpool® side-by-side refrigerators with turn access through the front base grille. They do a great job of reducing cysts, asbestos, chlorine's taste and odor, particulates, lead, mercury and more. It also retains beneficial fluoride. Model is NSF certified so it ensure consumers they are drinking clean, safe water. Make sure to replace your filter every 6 months. Installation Instructions: Filter is located in the base grille. To change the filter make one quarter turn to the left. Pull old filter out, replace with a new Whirlpool Ice and Water Filter. Specifications: 4396510- REFRIGERATOR FILTER Replacement Cartridge NLC240V for Filter Model WF-NLC240V. Replacement Cartridge LC400V for Filter Model WF-LC400V. Operating Parameters: Temperature: Min. 33° F (.6° C) Max. 100° F (37° C) Working Pressure: Min. 30 psi (207 k Pa) Max. 120 psi (827 k Pa) Flow Rate: 0.5 gpm (1.89 Lpm) *This is a mechanical and chemical reduction filter. For filter capacity, please refer to the Performance Data Sheet. Reduces: Cysts and Turbidity Chlorine taste and odor Particulate Lead Mercury Benzene P-Dichlorobenzene Toxaphene 2, 4-D Asbestos Atrazine The contaminants removed or reduced are not necessarily in all users' water. Leaves fluoride in your drinking water! Tested and certified by NSF International in models WF-NLC240V et WF-LC400V against NSF/ANSI Standard 42 for the reduction of Chlorine Taste and Odor and Nominal Particulate Reduction Class I; and against NSF/ANSI Standard 53 for the reduction of Lead, Mercury, Benzene, p-Dichlorobenzene, Toxaphene, 2, 4-D, Asbestos, Cysts, Turbidity, and Atrazine. Do not use with water that is microbiologically unsafe or of unknown quality without adequate disinfection before or after the system. Systems that are certified for cyst reduction may be used on disinfected water that may contain filterable cysts. The 4396510 filter replaces these models: Whirlpool 4392922 8212491 2255520 WF-NLC240V WFNLC240V NLC240V WF-NLC240 WFNLC240 NLC240 WF-LC400V WFLC400V LC400V WF-LC400 WFLC400 LC400 WF-NLC250 WFNLC250 NLC250 KitchenAid 4396548 4396164 2203221 2255709 Thermador 491849 Sears / Kenmore 46-9010 469010 9010 9010P 04609010000