67790/67720B Dimension(mm):177.8*247.650*16.670 Weight:6.64kg
This is a basic and most widely used tapered roller bearings, which includes the two main separable parts: cone combination and the outer ring. They are often paired mounting.
In the assembly , single row bearings can be "adjusted" to the status that has required clearance(axial clearance) or pre-load for to enable it to achieve optimal performance.
TSF. single row bearings with flanged cup
This is the same series as the basic single row bearing. TSF has the flanged cup to determine the axial position and to accurate position in the housings with through hole.