IKO NA 6905UU bearing

NA 49..RS. Con obturación a un lado, con aro interior. With single seal and inner ring. NA 49..2RS. Con obturaciones a ambos lados, con aro interior. Sealed on both side and inner ring. Rodamientos de agujas. Needle roller bearings. NBS needle roller bearings consist of several cylindrical rollers, they have great load