Dimensions
d(mm)40Bore diameter
D(mm)62Outer diameter
W(mm)12Width
a(mm)18Span
rs min(mm)0.6Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, cage made of laminated fabric, diminished tolerances, 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".
Contact angle
α(°)25Contact angle
Connecting dimensions
da h12(mm)45Diameter of shaft shoulder
Da H12(mm)58.5Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
Etk(mm)49.5Injection pitch circle
Etk1(mm)48.8Injection pitch circle
Performance data
Cr(kN)6.8Dynamic load rating, radial
C0r(kN)4.1Static load rating, radial
Cur(kN)0.209Fatigue limit load, radial
nG Grease(min-1)28000Limit speed, grease lubrication
nG Oil(min-1)43000Limit speed, oil lubrication
FV L(N)40Preload force, slight
FV M(N)120Preload force, medium
FV S(N)240Preload force, heavy
ca L(N/µm)67Axial rigidity, slight
ca M(N/µm)100Axial rigidity, medium
ca S(N/µm)130Axial rigidity, heavy
KaE L(N)115Lift-off force, slight
KaE M(N)352Lift-off force, medium
KaE S(N)715Lift-off force, heavy
Mass
kg0.13Mass