“Make : OSAKA BLOWER MFG CO .LTD Type : IGB-55-C Serial No. 1329 ” ” IMPELLER Drawing No 05078102/951148052 R1 P/N 1 Type IGB-55- C S.No 1329 Capacity 4700 m3/H Pressure 18.6 KPa Speed 3530 /Min Motor 55 Kw ” OSAKA.IGB-55-C