roller diameter: Koyo NRB NA2204.2RS Crowned & Flat Yoke Rollers

roller diameter::47 mm; radial dynamic load capacity::4410 lbf; roller width::17.8 mm; radial static load capacity::4540 lbf; bore diameter::20 mm; maximum rpm::5200 RPM; roller shape::Crowned; lubrication hole location::Inner Ring; bearing element::Needle Rollers; finish/coating::Uncoated; closure