Hitachi ZX27U swing motor shaft

010770A Hitachi ZX27U swing motor shaft Serial number: 010770A Total length: 148 mm Diameters (for bearings and sealant): ø 45 mm, ø 44.5 mm, ø 40 mm Number of external teeth: 11 / ø 67.5 mm, tooth length 51 mm Number of external milling cutters: 18 / ø 39 mm