bids are invited for purchase of spares for governing rack of turbine part no 34 , liner for a.t.t.change over valve drawing no 01143505000 part no 20 , piston for valve block assembly drawing no 01144001000 part no 10 , liner for valve block assembly drawing no 01144001000 part no 12 , guide bush for valve block assembly drawing no 01144001000 part no 28 , plug for valve block assembly drawing no 01144001000 part no 29 , spindle for valve block assembly drawing no 01144001000 part no 30 , ring 16x28x5 for valve block assembly drawing no 01144001000 part no 38 , ring for valve block assembly drawing no 01144001000 part no 47 , piston for valve block assembly drawing no 01144005000 part no 12 , piston for valve block assembly drawing no 01144005000 part no 13 , liner for valve block assembly drawing no 01144005000 part no 15 , ball for valve block assembly drawing no 01144005000 part no 23 , liner for valve block assembly drawing no 01144005000 part no 30 , guide bush for valve block assembly drawing no 01144005000 part no 31 , plug for valve block assembly drawing no 01144005000 part no 32 , spindle for valve block assembly drawing no 01144005000 part no 33 , ring for valve block assembly drawing no 01144005000 part no 41 , ring 16x28x5 for valve block assembly drawing no 01144005000 part no 44 , teflon packing for emergency governor drawing no 01162705000 part no 10 , teflon packing for emergency governor drawing no 01162705000 part no 13 total quantity : 58