25 mm x 52 mm x 18 mm NACHI 22205AEXK cylindrical roller bearings

YOU’LL 25 mm x 52 mm x 18 mm FIND 18.4 kg Mass bearing unit AN EXTENSIVE SELECTION NTN BEARING CORP.OF AMERICA OF 25 mm x 52 mm x 18 mm NACHI 22205AEXK cylindrical roller bearings FOR 222.25 mm L SALE.

What is 22205AEXK bearing interchange？