purchase of critical capital spares of turbine , miv and governing system for dhauliganga power station , tapovan ( dharchula ) , distt . pithoragarh ( uttarakhand ) , supply , miv 3 way service seal valve of miv opu drg . no . - dha 006 xx 000 02 , rev . -e part no . - 510 dr , miv distributor valve drg . no . - dha 006 xx 000 02 , rev . -e part no . - 503 dr , air release valve of spiral casing model no . - dav-ms-6-ka-no . 788452 , stator air baffle assembly upper & lower drg . no . - dv 0231-00g00705 rev . b & dv0232-00g00705 rev . b , air admission valve drg . no . - dha 002 xx 3300101 rev . d , generator slip ring assembly drg . no . - rt0450-00g00705 rev . c , lgb cooler drg . no . - dv 0176-00g00705 rev . b , carrier ring for upstream side of miv drg . no . - dha 004 xx 1120701 , rev . e , carrier ring for downstream side of miv drg . no . - dha 004 xx 1120801 , rev . e , transportation , total transportation & insurance charges enroute up to destination i . e . central store , dhauliganga power station , tapovan , dharchula , pittoragarh , uttarakhand exclusive of all taxes & duties etc . for all items mentioned at item no . 1 .