Tender For corrigendum : supply of pneumatic power cylinders for ntpc projects : : -l183419759901001 cold air damper actuator a j 08 x 08 , l183419759901002 hot air damper actuator a h 8 x 16 , l183419759901003 linkage rod for cold air damper actuator , l183419759901004 linkage rod for hot air damper actuator , l184019759901001 cold air damper actuator a h 08 x 08 , l184019759901002 hot air damper actuator a h 8 x 16 , l184019759901003 linkage rod for cold air damper actuator , l184019759901004 linkage rod for hot air damper actuator , l185619759901001 cold air damper actuator a j 08 x 08 , l185619759901002 hot air damper actuator a j 8 x 16 , l185619759901003 linkage rod for cold air damper actuator , l185619759901004 linkage rod for hot air damper actuator