The IKO LRB445228 is listed within the Inner Rings product series and category path Brand > IKO > Inner Rings. The supplied data identifies it as an inch inner ring for general usage, with an oil hole and a configuration intended to assemble with BR526828.
The product data specifies the following dimensions for the LRB445228. These values can be used to check dimensional compatibility with the intended assembly:
The listing describes the component material as high carbon steel in the detailed title and as high carbon chrome steel in the bearing material field. The recorded mass is 530.0 g. The detailed title also notes that the inner ring includes an oil hole and is intended for assembly with BR526828.