The IKO NAG4919 is a roller bearing in the Roller Bearings product series. The supplied data identifies it as a full complement bearing made from high carbon chrome steel, with an oil hole included in its described configuration.
The bearing has the following listed specifications:
The supplied product data lists the bearing type as Roller Bearings, the material as High Carbon Chrome Steel, and the internal structure as Full Complement. It is categorized under Brand > IKO > Roller Bearings and is described with an oil hole.