Tenders for Supply of Constant Contact Polyurethane Side Bearer Pad Assembly 2- Rings For Nl B Bogies To Drg. No. Aal-021101/N Alt. 1, Item - 1 To 7 Confirming To Rdso Specn. No. Wd-38- Misc-2004 Rev.-2. Warranty Period: 30 Months After The Date Of Delivery