Tenders for Supply of Set Of Spare Part Of Ta/Hhp Consist Of Three Items . I Cover Assembly Bearing For Generator Ta17 - 6 Mbe - Ca6b, Emd Part No. 8418689. Ii Plate Retainer Slip Ring For Traction Alternator Ta17 - 6 Mbe - Ca6b, Emd Part No. 8345873. Iii Seal Bearing Outer For Generator Ta17 - 6 Mbe - Ca6b, Emd Part No. 8405527.