Prevailing Torque Type Hexagonal Nut With Non-Metallic Insert Size M16X1.5P. Property Cl Ass 8, Conforming To Is: 7002-2018. Sources: As Per Rcf Service Bulletin No. Rcf/Mech/Sb-M/2021/1 (R Evision-2) [ 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 ] ]