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Four-point contact ball slewing bearing (FSA20 series) with external gear teeth 
Four-point contact ball slewing bearing (FSA20 series) with external 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.

FSA20 series
1)standard series 20 and 25, with external gear teeth
2)balls in accordance with DIN 5 401, plastic spacers
3)lubrication nipple on the circumference of the ring without gear teeth
4)FSA 20 with rolling element pitch circle diameter from 414 mm to 1094 mm

FRB Bearings to provide users with FSA series four point slewing bearings with external gear teeth which can replace the INA company VSA 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 (FSA20 series) Dimensions Parameters

VSA-20 Series four point slewing ring.png

VSA-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@frb-bearings.com
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