AquaClear 510 LT500P Refrigerator Water Filter LG 5231JA2002A Filter Replacement - NSF 42 Certified - Made in the USA NSF 42: System Tested and Certified by IAPMO against NSF/ANSI Standard 42 for the reduction of Chlorine Taste and Odor. Comparable Part Numbers: 5231JA2002A, LT500P, 46-9890, 9890, EL-1, GEN11042FR-08, ADQ72910902 High-quality, cost-effective aftermarket refrigerator filter fits LG and Kenmore models 300 gallon capacity water filter reduces chlorine, odor, contaminants, and particulate MADE IN THE USA  Satisfaction Guaranteed