Dimensions
d(mm)160Bore diameter
D(mm)290Outer diameter
W(mm)48Width
a(mm)76Span
rs min(mm)3Minimal edge distance
r1s min(mm)3Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, cage made of laminated fabric, diminished tolerances, rings made of high-quality roller bearing steel, rolling elements made of silicon nitride
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)191Diameter of shaft shoulder
Da H12(mm)259Diameter of housing shoulder
ra max(mm)2.5Maximal rounding radius
rb max(mm)2.5Maximal rounding radius
Etk(mm)215.5Injection pitch circle
Performance data
Cr(kN)232Dynamic load rating, radial
C0r(kN)266Static load rating, radial
Cur(kN)7.04Fatigue limit load, radial
nG Grease(min-1)4500Limit speed, grease lubrication
nG Oil(min-1)6700Limit speed, oil lubrication
FV L(N)1230Preload force, slight
FV M(N)4170Preload force, medium
FV S(N)8670Preload force, heavy
ca L(N/µm)390Axial rigidity, slight
ca M(N/µm)606Axial rigidity, medium
ca S(N/µm)798Axial rigidity, heavy
KaE L(N)3600Lift-off force, slight
KaE M(N)12400Lift-off force, medium
KaE S(N)26400Lift-off force, heavy
Mass
kg11.5Mass