Number of Lubrication Holes TIMKEN NNU40/670MAW33 Two-Row Cylindrical Roller Radial Bearings

Bore d:670.000 mm; O.D. D:980.000 mm; Width B:308.000 mm; DUR/DOR F/E:744.000 mm; Static Load Rating C_o:18840 kN; Dynamic Load Rating C₁¹:9740 kN; Geometry Factor C_g²:0.4040; Thermal Speed Ratings - Oil:210 rpm; Thermal Speed Ratings - Grease:20