Tender For bid to ras corrigendum : tender for supply of tooling items e e - bearing liner dia 475 , bearing liner dia 475 , bearing liner for balancing rotor , bearing for dia 450 mm , bearing liner dia 530 , bearing liner dia 380 , bearing liner for balancing i.p. & l.p. rotors , bearing liner for balancing dia. 435 , bearing liner for balancing 500 mw kwu rotor , bearing liner dia 380 for balancing 660 mw h.p. rotor , bearing liner dia 250 for balancing 660 mw h.p. rotor