Single-Row Four Point Contact Ball Slewing Ring With External Gear

This series of slewing bearing are mainly made up of inner and outer rings. It features compact in design and light in weight. The balls contact with the raceway at four points, via which the axial load, radial load and tilting moment may be transmitted simultaneously. The n1 means the number of lubricating holes, equally distributed, lubricating nipple M10×1 JB/T7940.2. http://www.lidaslewingbearing.com