SEALING RING FOR DRIVE SHAFT HUSQVARNA CHAINSAW MODELS: 490, 590, 2077, 2041, 2045 2050, 2065, 2077, 2083, 2149 2163, 2171, BC 2145, CS 2152 CS 2156, FC 2145, GR 41, GR 50, RS 44 MEASUREMENTS: OUTER DIAMETER: 26 3 mm INTERNAL DIAMETER: 15 mm WIDTH h: 4 mm CODE: 40271451 ORIGINAL CODE: 505275719 - 505275718 MP