Tenders for Supply of Aar Approved Taper Roller Cartridge Bearings Class E6x11 Complete For Use On Freight Stock T O Spec: Ab/Rb-39-2002, Rev.4, Of February-2018. Rdso Has Nominate Unified Sub Item Id : 3100249001 For S Pec: Ab/Rb-39-2002, Rev.4, Of February-2018. Warranty Period: 30 Months After The Date Of Delivery