supply of secondary vertical damper for vb trainset to m/s itt koni drg nosecondary vertical damper for vb trainset to m/s itt koni drg no,secondary vertical damper for vb trainset to m/s itt koni drg no off16730 rev-b or m /s zf drg no 401300004471 or any other firm whose drawing accepted by rdso. item to be as per m /s ec engineering damper specification no mt18br2 001466-08 special condition : suitable packi ng to be done to prevent damage during transit, unloading and rust prevention durin g storage. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]