Brake Head Complete Consists Of 4 Items As Per Icf Drg No. Emu 3-1-004-Alt M /2 & Nylon Bushes As Per Drg No.Emu-3-2-050, Alt.D/4 (Item No.4 & 7 ) For Convention Type T Railer Coach. Note:- Alternate Steel To Is 2062-Fe 410 Wc, May Be Used In Lieu Of Is 2062-Fe 410 Cu Wc As Indicated In Relevant Drg. Itself. (Bushes To Be Procured From Rdso Approved Sources Only) [ 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 ] ]