Four-point contact ball slewing bearing (FSU20 series) without gear teeth  
Four-point contact ball slewing bearing (FSU20 series) without gear teeth
Product description
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Four point contact  slewing bearings


–These slewing rings without preload are robust and proven under very demanding operation; they place only slight demands on the flatness and perpendicularity of the adjacent construction.

–They are suitable for applications with low requirements for accuracy and rigidity of the bearing arrangement, for example in simple metalworking machines, wind power equipment and construction machinery.

FSU series
1)standard series 20 and 25, without gear teeth
2)balls in accordance with DIN 5 401, plastic spacers
3)lubrication nipple on the circumference of the outer ring
4)FSU 20 with rolling element pitch circle diameter from 414 mm to 1094 mm

FRB Bearings provides users with FSU series slewing ring without gear teeth which can replace INA company VSU series.At the same time, we can redesign the bearing according to customers' needs. We have rich experience and complete product series, which can fully meet users' needs for standard and non-standard bearings. Welcome new and old customers to order.          

Four-point contact ball slewing bearing (FSU20 series) Dimensions Parameters

VSU-20 Series four point slewing ring.png

VSU-20 Series four point slewing bearings.png

1. Please refer to the FRB technical drawings for detailed technical parameters.
2. If you have other technical requirements, please let us know when you order.
3. If you have any questions or needs, please feel free to contact us and we will reply you as soon as possible.

Contact us
Contact Person:
Richard Fu
TEL: 86-379-61110682  
Phone: 86-18638884482
E-mail: sales@frbearings.com
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