procurement of spares for auma make electrical actuator for unit. no.5 500mw at ph-iii, sgtps, birsinghpur , switch forlimit/torque , reduction gearing , worm wheel , planetary gearing for motor drive assembly , switch for limit/torque switching , pinion gear , oil seal kit , position transmitter unit (ewg) , torque switch (spdt) , return spring , oil seal kit , o- ring kit , torque switch (spdt) (2no+2nc) , limit switch (2no+2nc) , spur gear , clutch ring , limit switch , torque switch , hand wheel retainerring , compression spring , spur gear , oil seal kit , o-ring kit , clutch ring , spur gear , oil seal kit , o-ringkit , clutch ring , spur gear , thrust bearing with washer(race set) , limit switch counter gear , oil seal kit , o-ring kit , warm gear , limit switch(2no+2nc) , torque switch , limit switch counter gear , thrust bearing with washer(race set) , position transmitter iwg1002 , position transmitter iwg1002