NSK NU308 EM Cylindrical Roller Bearing - 40 mm ID, 90 mm OD, 23 mm Width, Cylindrical Bore, Normal Automatic Single Point Lubricator In a nearly wear-free L-key

In a nearly wear-free L-key clip

ASME Specification Meets or Exceeds Flexible No Size 5/16 in

75 mm B 20 mm C 17 mm Cone rmin

The letter punches leave a mirror-image imprint

NSK NU308 EM Cylindrical Roller Bearing - 40 mm ID, 90 mm OD, 23 mm Width, Cylindrical Bore, Normal Automatic Single Point Lubricator In a nearly wear-free L-keyCylindrical Roller Bearing Cylindrical Roller Bearings have high radial load carrying capacity and are suitable for high speeds. The bearings are separable which facilitates mounting and dismounting. Manufactured to precision tolerance class for demanding applications. Suitable for use in a wide range of industrial applications where reliability and performance are essential.