supply of bearing bushbearing bush,bearing bush as per rdso specification no. tm/hm/6/249 & rdso drg. no. tm/0558 confirming to plasser part no. 2w31.205 make plasser or own make (lt-224) [ warranty perio d: 18 months after the date of delivery ] ] , bolt (pin, nut and washer) of tamping unit as per rdso specification no. tm/hm/6/378 & rdso drg. no. rdso/tm/01/17 , confirming to plasser part no. ud15.1231 make plasser or o wn make (lt-215) [ warranty period: 30 months after the date of delivery ] ] , piston screw as per rdso drg. no tm/0425 rev-2 & specification no tm/hm/6/161 e quivalent to plasser part no 2e36.48 make plasser or own make (lt-221) [ warranty period: 3 0 months after the date of delivery ] ]