Tenders for Supply of Matched Set Of 12 Nos. V Belt For Railway Coaches Size: C-122 Conforming To Rdso Specification. No. Rdso/Pe/Spec/Ac/0059-2004 Rev-O With Amendment No.1 & I Maximum Permissible Ash Content Will Be 5% Testing Of This Parameter As Per Is 3400 Part 22. Ii Number Of Grades Of V-Belts Shall Be Restricted From 49 To 51. Warranty Per Iod: 30 Months After The Date Of Delivery