Material Type 376: Housing: Steel, zinc-plated.  Ball cup: Steel,
case hardened.  Balls: Steel 100Cr6, hardened.

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.