procurement of various spares of 8.5 e9 coal mills and feeder installed at unit no. 1 to 4 at sgtps, mppgcl, birsinghpur , complete wear plate set with c.s. fasteners for mill housing & ball filling door assembly as per drawing , classifier upper cone liner sets with c.s fasteners for 8.5 e-9 coal mills as per drawing enclosed. , wear plate set (01 set=8 nos.) with fasteners of outlet turret assembly of 8.5 e9 coal mill (4 left+4 right)=1 set; material :- c.i.is210 gr fg 300, fasteners: - 01 set = 48 nos; ht hex screw (m 30 x 80, gr-8.8) with nut & spring washer. (as per drawing) , complete loading block assemble of spider for 8.5e-9 coal mills (each set consist a swivel bolt with nit & spring washer, dowel pin with cover plate and fasteners; material: en-24 (as per drawing) , rubber bellow for loading cylinderssuitable/velijan makes cylinders material – neoprene rubber reinforced with fabric (as per sample) , seal kit for vipj make loading cylinders suitable for 8.5 e9 coal mills, 6bore x 5-1/2dia piston road x 14 stroke , each set consisting of 07 rings to withstand oil pressure of 46 kg/sq cm and nitrogen gas pressure 42 kg/cm2. material : neoprene rubber (as per sample). , seal-kit for veljan makeloading cylinders suitable for 8.5 e9 coal mills6bore x 5-1/2dia piston road x14 stroke, each set consisting of 11 rings to withstand oil pressure of 46 kg/cm2 and nitrogen gas pressure 42 kg/cm2,material-neoprene rubber/fabric . (as per sample) , seal kit for vipj make new loading cylinders for loading unit assembly for 8.5 e 9 coal mill (as per sample) (loading cylinder hydraulic test pressure at 120 bar) , spider l-100 for mill lop coupling , liner set for p.f. discharge spool piece with fasteners, each set consist of two halves of liners and 4 nos. slotted head counter sunk bolt with nut and spring washer of size m20x55l (as per drawing no. bmd-ii/05) , spool piece flange set:- top flange:- size: od-687mm, id-511mm, thickness-40mm, 16 nos. holes of dia 32mm at 617 mm pcd. material: is2062 (weldable). bottom flange:- size: od-757mm, id-511mm, 20 nos. holes of dia 32mm at 687 mm pcd thickness 40mm. material: is2062 (weldable) , coal pipe flange (counter flange of spool piece), size: od 687mm, id 461mm, thickness: 40mm, 16 nos. holes of dia 32mm at 617mm pcd, material: is2062 (weldable). , relief gate (as per drawing) material en-24 , shear pin, material ms, (as per drawing/sample) , piston disc along with seal kit for pneumatic cylinders of knife gate valve (as per drawing and sample), seal kit material: neoprene, piston disc material ; teflon, details of pneumatic cylinder : stroke length-280mm, id 260mm, piston disc od-260mm, thickness-20mm.