Mass NTN HK5022L/3AS Drawn cup needle roller bearings

Fw:50 mm; D:58 mm; C1:22 mm; C3:2.7 mm; Dw:3 mm; Lw:15.3 mm; Lubrication hole on outer ring:Non/No; Inner ring reference:IR45X50X25; Mass:0.09 kg; Cr:31.5 kN; C0r:63 kN; Nlim (grease):3,200 rpm; Min operating temperature, Tmin:-20 °C; Max operating temperature, Tmax:120 °C; Characteristic cage frequ