30 mm x 55 mm x 32 mm SIGMA GEH 30 ES plain bearings

How do I place an EMERGENCY NTN DRIVESHAFT ANDERlu, INC. order for a 30 mm x 55 mm x 32 mm 30 mm x 55 mm x 32 mm SIGMA GEH 30 ES plain bearings that I want to pick up at a our store?

What is GEH 30 ES bearing interchange？