procurement of spares and complete assembly to be used in ash handling procurement of spares and complete assembly to be used in ash handlingsystem for ntpc sipat. , 200nb:slide plate , tech-8-14:200nb coupling aa type , tech-8-14:300nb coupling assy. aa type , 250nb impact elbow , 300nb 45deg elbow , 200nb:replaceable seat / wear ring , 200nb:spring , 200nb:backup ring , 250nb:slide plate , 250nb:replaceable seat / wear ring , 250nb:spring for 200 nb header valve , 250nb:backup ring , alv:segmental plate , alv:segmental cover plate , pr / vac relief door-350nb:comp assy , 300nb-45deg lateral , 200nb:complete assy. , tech-8-14:200nb coupling va type , tech-8-14:coupling gasket , 250x200 expander , tech-8-14:coupling gasket , 900x900:bush , 900x900:fixing clamp , 900x900:pin for block , 900x900:block , 900x900:pin , 900x900:roller , 900x900:shaft , 900x900:level indicator assembly , 900x900:access door , 900x900:wedge , 900x900:roller cover assembly , 900x900:locking plate , 900x900:roller shaft boss , 900x900:roller supporting structure , 200nb ( flap ) :seal holder , 200nb ( flap ) :seat , 200nb ( flap ) :seal rubber , 200nb ( flap ) :disc liner , 200nb ( flap ) :disc , 200nb ( flap ) :disc arm , d / d300nb:casing , d / d300nb:distance piece , d / d300nb:seat , d / d300nb:disc holder , d / d300nb:disc , 250-200-250 tee , 200nb ( flap ) :complete assy. , d / d200nb:disc spring spacer , d / d200nb:disc pin , 300x250 expander , d / d200nb:disc , d / d200nb:repleaceable seat , d / d200nb:disc spring , 10m3 / min:spray nozzle , 200nb-45deg lateral , d / d300nb:spring spacer , hopper:inspection window glass , 300nb 90deg elbow , d / d300nb:spring guide pin , 250nb 90deg elbow , 200nb 45deg elbow , d / d300nb:inlet / outlet adopter , d / d300nb:disc spring , hopper:jetting nozzle , sprocket 38 teeth iso:606 24 simple