supply of procurement of spares for track machines , ballast screen as per plasser part no.64.09.5298, sieve size 80mm, 680x1275mm, h15 mm rod woven material as per specification iso 2062-2011 with amendment no.01-2011 , gr.e250a, make : pl asser or its equivalent ] , wear plate as per plasser part no 64.08.10233 (rdso specification no. tm/hm/6/15 rev-2 ) , make-plasser or its equivalent. ] , tungsten carbide tipped round shaft chisel as per plasser part no. 64.08.2034hm and fixi ng pin 8x40din1481, rdso drg no. rdso/tm/03/19 and rdso specification no. tm/hm/6/435, make - pl asser or its equivalent. ] , intermediate link (forged) as per plasser part no. su1702.21.1.3.2 as per specification of grade 40 cr 4 mo 3 to is: 5517 -1978 and hardness shall be between 270 - 300 hb. make : plasser or its e quivalent ] , guidance as per plasser part no. su1702.21.1.25, make- plasser or its equivalent ] , scraper shovel as per plasser part no. 64.08.2038, rdso spec -tm/hm/6/111, rdso drg no - tm/9403, make -plasser or its equivalent. ] , coupling socket as per plasser part no : 1600keak13sen, make : plasser imp or its equiv alent ] , damper as per plasser part no 60x40m12a/i-55 shore ,make-plasser or its equivalent. ]