Secondary Brake Beam Assembly For Escorts Design Bmbs. Drawing No. : Escorts Drg. No. 3Eb5522, Alt. 9 Material And Specification : As Per Operation And Maintenance Manual Of Escorts M Ake Bmbs For Freight Stock With Casnub Bogie; Doc. No. Red-Rd-Bs-019-Om-01 ; Rdsos Spec No. Wd- 23-Bmbs-2008 (Rev. 1) Amendment No.1 Of Sept 2016. [ Warranty Period: 36 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]