supply of rail clamp roller with nut, bush and key.rail clamp roller with nut, bush and key.,piston gasket : part no: hz01.063 make: plasser ,trelleborg ,parker, freudenberg (simirit/cfw), hallite. warranty: six months from the date of supply [ warranty period: 30 months afte r the date of delivery ] ] , rail clamp roller with nut, bush and key, plasser part no.dl150.01 as per rdso speci fication tm/hm/6/21-rev-2 and rdso drawing no. tm/9322-rev-2 [ warranty period: 30 months after the date of delivery ] ] , needle bearing, part no:- na6913, make:- ina, iko, torrington, koyo, ntn, skf [ warr anty period: 30 months after the date of delivery ] ]