30 mm x 72 mm x 33,32 mm Timken 5306WD angular contact ball bearings

100% 80 mm B Authentic. 30 mm x 72 mm x 33,32 mm Timken 5306WD angular contact ball bearings 2.1 mm r1,2 min. Highest Quality. Certified NTN Bearing de Mexico, S.A. 30 mm x 72 mm x 33,32 mm Supplier.

What is 5306WD bearing cross reference？