----Filter Model---Aerospatiale AS350 Ecureuil ----- 1 2Bell 206 ----- 2 2Bell 222 ----- 1 1Bell 47 ----- 1 1SerialBuiltModel5R-AAA 1979 as350ba 5R-MKU 206a 5R-MKV 47 5R-MOH 222 5R-MVK 1968 206a 5R-MVN 1979 as350ba @ (optional) Send