55 mm x 120 mm x 43 mm SNR 2311KC3 Double row self aligning ball bearings

The online BEARINGS(UK)LTD. 55 mm x 120 mm x 43 mm SNR 2311KC3 Double row self aligning ball bearings parts store gives you immediate 55 mm x 120 mm x 43 mm access to a selection Standard Precision abma precision rating: of more than 1.4 million new, used, remanufactured. 053893474717 manufacturer upc number:

What is 2311KC3 bearing cross reference？