Tenders for Supply of Nyloc Nut Size: M20 To Is:7002 / Iso 7040 / Din 982. Prevailing Torque Type Hex Nut With Non- Metallic Insert, Property Class 10, Zinc Coating To Mdts-057. Make: Tvs/Unbrako Or Rdso Approved S Ources Of Axle End High Tensile Cap Scews To Be Used In End Holes Of Bg Freight Axles In The C Urrent Rdso Vendor Directory Only. Warranty Period: 30 Months After The Date Of Delivery