Gravity Cock. Drawing No.: Icf Drg. No. Icf/Sk-6-3-369, Alt. G / 2, Item No. 1. Material Sp Ecification: As Per Drawing. [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]