6 mm x 14 mm x 6 mm INA GE 6 DO plain bearings

How do I place an EMERGENCY NTN BEARING CORP.OF AMERICA 6 mm x 14 mm x 6 mm order 4.375 Inch | 111.125 D for a 6 mm x 14 mm x 6 mm INA GE 6 DO plain bearings that I want to pick up at a our store?

What is GE 6 DO bearing interchange？