procurement of spares of atlas copco make transport air compressor (model no. z a6) installed at ahp-ii 2x660mw sstpp, dongalia. , kit valve inlet za5 overhaul kit (nut-2, circlip-1, bearing-4, o-ring-7, shaft-1, gasket-2, spring-1, seal-2, washer-4, conical seat-2, spherical washer-2, inlet valve service kit-1, inlet valve bearing block kit-1) ; part no:- 2906051500 , muffler ; part no:- 1830020479 , set rubbers ; part no:- 1619646706 , check vlv kit (washer-2, spring-1, pin-2, lug bearing-4, spring sleeve-2) ; part no:- 2906018900 , za250-500p air/oil filter kit (filter-3, oil filter-2 ,filter-1 , filter element-1, seal washer dowty-1, o ring-1) ; part no:- 2906053000 , insert ; part no:- 1635809800 , collector air ; part no:- 9096591300 , cooler ; part no:- 1623712100 , za5 oil cooler kit (o-ring-4, seal washer-4) ; part no:- 2906051200 , pipe ; part no:- 1621192600 , seal washer dowty 1+ ; part no:- 661100044 , fitting ; part no:- 580022000 , screw ; part no:- 627422403 , bushing ; part no:- 1621192500 , filter(safety) ; part no:- 1623507100 , filter element (breather) ; part no:- 1624163309 , 8000h maint kit (air/oil filter kit-1, gasket check valve-2) ; part no:- 2906053400 , kit valve inlet za5 service kit (diaphragm-1, membrane-1, o-ring-2, o-ring-3) ; part no:- 2906051400 , zr300-425 inlet brg block kit (bearing block-1, lock nut-1, shaft-1, washer-2) ; part no:- 2906044300 , water line compensator ; part no:- 1635135400