NEW IMPROVED VERSION OF FOOT MOUNTED BALL SCREW SUPPORT UNITS
The former series BK and BF will be replaced by BKN and BFN.
The housings has a different shape but all functional dimensions and interfaces stays the same with exception from BKN8 and BFN8. Bearing types are the same but with improved precision and performance.
Fixed side unit BKN8 have improved bearing type and is more compact in length. Support side unit BFN8 is more compact in length. The height and mounting interface stays the same but a slight modified machining of the ball screw is needed.
As standard, all Rollco ball screw bearing units are lifetime lubricated and sealed. Optionally, the fixed side units BKN may be supplied with grease nipples in case of very demanding applications.