Tenders for Supply of Cylindrical Roller Bearing Driving End Cylindrical Roller Bearing Driving End Nu 311 Ecj /C3 With Steel Cage, Size : 55 X 120 X 29 Mm For 4.5 Kw Brushless Alternators. Accepted Make: Skf/Germany/Austria, Fag/Germany/India, Nsk/Japan Only.