The IKO IRT25151 inner ring is listed as a metric component for shell-type assembly with TA3015Z. The supplied data identifies a 25 mm shaft diameter and inside diameter, a 30 mm outside diameter, and a 15.5 mm width.
The product is categorized under Brand > IKO > Inner Rings and belongs to the IKO Inner Rings series. The bearing type is listed as Inner Rings, while the listed bearing material is High Carbon Chrome Steel.
The product data describes the IRT25151 as an inner ring for shell-type use and identifies TA 3015Z as an assembled bearing under the TA_Z and TAM grouping. No assembled bearings are listed for the TLA_Z, TLAM, YT, or YTL groupings.