Dimensions
d(mm)180Bore diameter
D(mm)250Outer diameter
W(mm)33Width
a(mm)46Span
rs min(mm)2Minimal edge distance
r1s min(mm)1.1Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact angle
Connecting dimensions
da h12(mm)192Diameter of shaft shoulder
Da H12(mm)238Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)208.3Injection pitch circle
Performance data
Cr(kN)164Dynamic load rating, radial
C0r(kN)165Static load rating, radial
Cur(kN)4.46Fatigue limit load, radial
nG Grease(min-1)7000Limit speed, grease lubrication
nG Oil(min-1)11000Limit speed, oil lubrication
FV L(N)515Preload force, slight
FV M(N)1700Preload force, medium
FV S(N)3550Preload force, heavy
ca L(N/µm)147.8Axial rigidity, slight
ca M(N/µm)240.4Axial rigidity, medium
ca S(N/µm)335Axial rigidity, heavy
KaE L(N)1560Lift-off force, slight
KaE M(N)5440Lift-off force, medium
KaE S(N)11800Lift-off force, heavy
Mass
kg3.44Mass