30 mm x 72 mm x 53 mm 30 mm x 72 mm x 53 mm SNR ZLG 306 AB Bearing Housings,Multiple bearing housings ZLOE/DLOE, ZLG/DLG

YOU’LL 1.4375 in d 19400 lbf dynamic load capacity: FIND AN EXTENSIVE 30 mm x 72 mm x 53 mm SELECTION OF 30 mm x 72 mm x 53 mm 30 mm x 72 mm x 53 mm SNR ZLG 306 AB Bearing Housings,Multiple bearing housings ZLOE/DLOE, ZLG/DLG FOR SALE. NTN BEARING MANUFACTURING DE MEXICO,S.A.DE C.V.

What is ZLG 306 AB bearing cross reference？