procurement of spares for kirloskar make instrument air compressor model tbtd lm for ahp 1x500 mw unit no. 5 sgtps mppgcl birsinghpur , oil wiper ring , cylinder hp , inner cover hp , hp piston ring rod assly , piston ring hp , endless guide/ wear ring hp , lp piston ring rod assly , pressure breakar , assly of 3 piece packing with garter , assly of 6 piece packing with garter , valve suction lp&hp suction valve , valve cover suction , valve holder suction , valve plate lp& hp suctionvalve , o ring unloader piston lp& hp , circlip for lp& hp suctionvalve , valve deliverylp&hp complete assembly , valve holder delivery , cushion plate lp& hp delivery valve , valve pusher complete assembly , filter element assembly(air suction filter assly) , oil filter assembly , filter element assembly (air suction filter assly) , solenoid valve , ring piston lpstdslotted , lp guide ring