6302ZZ Deep Groove Ball Bearing 15X42X13Mm Double Shielded Chrome Steel Bearings
6302ZZ (I.D.=15mm, O.D.=42mm, Thickness=13mm). 6302zz bearings are shielded on BOTH SIDES to keep lubricant in. Single-Row, Double Shielded. Deep Groove Ball Bearings. The purpose of a ball bearing is to reduce rotational friction and support radial and axial loads.