Dimensions
d(mm)40Bore diameter
D(mm)68Outer diameter
W(mm)21Width
rs min(mm)1Minimal edge distance
E(mm)61Raceway diameter outer ring
J(mm)50.6Shoulder diameter inner ring
s(mm)1.4Axial offset path
High-precision cylindrical roller bearings, double row, tapered bore, taper 1:12, floating bearing, three shoulders on inner ring, without shoulder on outer ring, diminished radial clearance, diminished tolerances, brass cage, rings and rolling elements made of high-quality roller bearing steel
Technical data
*) the unit "B" in the graphics corresponds in English to the unit "W" for "Width".
Connecting dimensions
da h12(mm)48Diameter of shaft shoulder
Da H12(mm)63Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Performance data
Cr(kN)41.7Dynamic load rating, radial
C0r(kN)53.1Static load rating, radial
Cur(kN)6.67Fatigue limit load, radial
nG Grease(min-1)12000Limit speed, grease lubrication
nG Oil(min-1)15000Limit speed, oil lubrication
Mass
kg0.303Mass