Norgren Second Stage Filter Element for F46-800-A0MA and F46-801-A0MA Oil Removal. This second stage filter element is to be used with the Three Stage Breathing Air Filtration System and it provides an extremely clean air supply, virtually free of oil aerosols. This filter element cannot be cleaned and has to be replaced. Optional Service Life indicator turns from green to red when filter element becomes plugged and needs to be replaced
FILTER ELEMENT AND O-RINGS