PURPOSE: A filter assembly equipped with drop preventive parts is provided to prevent the rapid dropping phenomenon of a filter sump in case of separating the filter sump by including drop preventive parts at the upper side of the filter sump and at the lower side of a connector. CONSTITUTION: A filter assembly(1) equipped with drop preventive parts includes a connector(100) and a filter sump(200). The connector includes the inlet part(111) and the outlet part(112) of fluid and is equipped with a sump connecting part. The filter sump includes a filtering member and is combined with the sump connecting part. The drop preventive parts are arranged at the opened lower side of the sump connecting part and the upper side of the filter sump. The drop preventive parts temporarily support the filter sump and prevent the rapid dropping phenomenon of the filter sump in case of separating the filter sump. The drop preventive parts include a plurality of drop preventive protrusions(124) and a plurality of fastening pieces(235).
