The LRTZ354221 is an IKO inner ring in the Inner Rings series. It is designed as a metric component for assembly with the listed RNA4907UU bearing.
This inner ring is identified by order number LRTZ354221, brand IKO, and series Inner Rings. Its category path is Brand > IKO > Inner Rings.
The LRTZ354221 has specified metric dimensions and is made from high carbon chrome steel. The product data also describes the material generally as high carbon steel.
The supplied product data lists the bearing material as high carbon chrome steel. The detailed title also identifies the component as a high carbon steel inner ring.
The LRTZ354221 is listed for assembly with RNA4907UU, shown in the data as RNA 4907UU. It should be selected based on the stated dimensions and compatibility with the indicated bearing assembly.
The product data lists RNA4907UU as the assembled bearing reference. No other assembly details are provided in the supplied data.