30 mm x 42 mm x 10 mm ZEN 3806-2Z angular contact ball bearings

We work closely 30 mm x 42 mm x 10 mm with our 30 mm x 42 mm x 10 mm ZEN 3806-2Z angular contact ball bearings manufacturing partners NTN BEARING MANUFACTURING DE MEXICO,S.A.DE C.V. to bring the best 540 lbf dynamic load capacity: value to customers.

What is 3806-2Z bearing cross reference？