procurement of spares of kay make twin lobe rotary compressor model 1620 wc conveying compressor for ahp unit no. 3 and 4, ph-ii, at sgtps, mppgcl, birsinghpur , casing , pulley side plate , gear side plate , set of lobe fitted with shaft duly dynamically balanced (01set = 02 nos.) , set of bearing housing (01set = 04 nos.) , gear side oil cover , pulley side oil cover , bearing cover (pulley side) , set of gears duly hardened & ground (01 set = 02 nos.) (suitable for check nut) , fastener set (complete for 01 compressor) , set of oil seal (01 set = 05 nos.) , oil level indicator , set of piston ring bush (01 set = 04 nos.) , set of piston rings (01 set = 16 nos.) , set of oil securing disc (01 set = 04 nos.) , check nut (01set = 02 nos.) , spacer , breather plug , oil flinger , locking device (01set = 02 nos.) , discharge nrv , circlip 107 mm , cock valve , thrust plate , set of oil seal bush (01 set = 04 nos.)