AIR FILTER FOR CHAINSAW COMPATIBLE EFCO EMAK OLEOMAC OLEO MAC TECHNICAL SPECIFICATIONS EFCO MODELS: AT 2050 , AT 2080 , AT2090 , C 19/20 , IC 2050 , IC 2080 , PA 1050 , PA 1100 , PC 1050 EMAK OLEOMAC: AM 150 - AM 180 - AM 190 - C19/20 - MTL 50 - SA 30 TL - SA 18 - SA 30 TLA - SA 45 TL - SC 23 - SC 33 - SC 55 B - SC 150 - SC 180 CODE: 40271367 ORIGINAL CODE: 365200072R , 365200072 SR