This is a two row Tapered Roller Bearing using a double-cup and having a 22.0000” bore size. By finding it by bore size in our tables, you will see that it has a 29.0000” O.D. and 6.5000” / 4.5000” wide. The “CD” indicates that the double-cup has one of its oil holes counter bored to accept a dowel pin. Factory set Bench End Play is .040 inches. The standard cage for American Tapered Roller Bearings is a “pin-type” design that has proven to be very Two-row Tapered Roller Bearing successful in applications that experience very high loads and high speeds. No suffix is used on our bearing number for this cage, while other types of cages have their own suffix code when used.
The manufactures double row tapered roller bearings in the TDO and TDI designs, in many variants and with different features (→ Designs and variants). Depending on the design, these bearings can SKF 6312 Bearing accommodate heavy radial loads, axial loads in both directions and have a high degree of stiffness. Double row tapered roller bearings are typically used in gearboxes, hoisting equipment, rolling mills and machines in the mining industry, e.g. tunnelling machines.