The LRT10011540 is an IKO inner ring from the Inner Rings series. It is listed as a metric, general-usage inner ring made from high carbon chrome steel and is intended to assemble with RNA4920.
This component is an IKO Inner Ring, identified by order number LRT10011540. Its product category path is Brand > IKO > Inner Rings.
The supplied data lists a 100 mm inside diameter, 115 mm outer diameter, and 40 mm width. Additional values include rs min. 1.10 mm, da min. 106.5 mm, and da max. 113.0 mm.
The LRT10011540 inner ring is specified as High Carbon Chrome Steel in the bearing material data, while the title description refers to high carbon steel. The product record identifies RNA4920 as the assembled bearing it is to assemble with.
The supplied product information states that the LRT10011540 is to assemble with RNA4920, also written in the data as RNA 4920.