Lubrication hole on outer ring NTN HK0810FM Drawn cup needle roller bearings

Fw:8 mm; D:12 mm; C:10 mm; Dw:1.5 mm; Lw:6.3 mm; Lubrication hole on outer ring:Non/No; Inner ring reference:IR5X8X12; Mass:0.0032 kg; Cr:3.85 kN; C0r:3.95 kN; Nlim (grease):20,000 rpm; Nlim (oil):30,000 rpm; Min operating temperature, Tmin:-20 °C; Max operating temperature, Tmax:120 °C; Characteris