150 mm x 235 mm x 38 mm Timken 130WD deep groove ball bearings

Timken Bearing offers a 150 mm x 235 mm x 38 mm Timken 130WD deep groove ball bearings 150 mm x 235 mm x 38 mm selection of Genuine Timken Bearing at AMERICAN BEARING MFG.CORP. Wholesale Prices. 0.5000 in d We are a 150 mm x 235 mm x 38 mm Timken 130WD deep groove ball bearings Certified Parts Retailer

What is 130WD bearing cross reference？