Low Torque Grease Seal For Upgraded Class 'E' (6"X11") Ctrb Confirming To Rdso Specificatio N No. Wd-63-Misc-2020 And Confirming To Ab/Rb-40-2016 (Rev.2). Make: Nei/Timken/Skf Or (Rdso Approv Ed Sources). [ Warranty Period: 30 Months After The Date Of Delivery ] [Quantity Tolerance (+/-): 5 %Age , Item Category : Normal , Total Po Value Variation Permitted: Max 8 Lacs ] ]