114,3 mm x 139,7 mm x 12,7 mm KOYO KDX045 angular contact ball bearings

Advance 114,3 mm x 139,7 mm x 12,7 mm KOYO KDX045 angular contact ball bearings is your source for quality NTN BEARING CORP.OF AMERICA angular contact ball bearings and accessories. shop online for home delivery or pick up in one of our 10000 . 114,3 mm x 139,7 mm x 12,7 mm

What is KDX045 bearing cross reference？