Material Type 377: Stainless steel 1.4021.

Medium duty ball transfer unit for medium high load. Orientation:
Ball up or horizontal. From size 22 with felt seal.

Without drain hole. Conveying speed max. 1.5m/sec. Temperature range
-30°C to +100°C.

Note: Due to unevenness of the running surface, there are often
only three rollers carrying the weight. Therefore the chosen load rating
should equal at least one third of the load. Max. distance of ball
transfer units = edge length of the object divided by 2.5.