Dimensions
d(mm)40Bore diameter
D(mm)68Outer diameter
W(mm)15Width
a(mm)20Span
rs min(mm)1Minimal 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)46Diameter of shaft shoulder
Da H12(mm)62Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Etk(mm)52.4Injection pitch circle
Etk1(mm)51.6Injection pitch circle
Performance data
Cr(kN)9.3Dynamic load rating, radial
C0r(kN)5.4Static load rating, radial
Cur(kN)0.274Fatigue limit load, radial
nG Grease(min-1)26000Limit speed, grease lubrication
nG Oil(min-1)40000Limit speed, oil lubrication
FV L(N)54Preload force, slight
FV M(N)160Preload force, medium
FV S(N)324Preload force, heavy
ca L(N/µm)75Axial rigidity, slight
ca M(N/µm)112Axial rigidity, medium
ca S(N/µm)146Axial rigidity, heavy
KaE L(N)156Lift-off force, slight
KaE M(N)479Lift-off force, medium
KaE S(N)981Lift-off force, heavy
Mass
kg0.22Mass