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

LET OUR 30 mm x 55 mm x 32 mm SIGMA GEH 30 ES plain bearings EXPERTS GET YOU 30 mm x 55 mm x 32 mm THE PARTS 30 mm x 55 mm x 32 mm Size (mm) YOU NTN BEARING CORP. NEED.

What is GEH 30 ES bearing interchange？