Bearing mounting collar

A shaft and bearing assembly comprising;

• a shaft;
• a housing;
• a bearing sleeve sub-assembly assembled on an outer radial surface of the shaft comprising;
• a hollow cylindrical inner sleeve;
• a hollow cylindrical outer sleeve;
• a bearing assembled radially between the inner and outer sleeves,
• the bearing comprising;
• an inner ring having a raceway on an outer radial surface;
• an outer ring having a raceway on an inner radial surface;
• a plurality of rolling elements arranged between the raceways of the inner and outer rings;
• the housing mounted on an outer radial surface of the bearing sleeve assembly;
• the bearing sleeve assembly being separable, such that the hollow inner sleeve can remain mounted onto the shaft, and the bearing can be removed and replaced, and the sleeve assembly re-assembled onto the shaft.