8576D/8520 Double row double row bearings (inch series)

8576D/8520 Double row double row bearings (inch series) SEARCH - Whether 2-15/16 in bearing bore diameter: it's agriculture or construction equipment your working on, AMERICAN BEARING MFG.CORP. Has theDouble row double row bearings (inch series) you need.

What is 8576D/8520 bearing cross reference？