Dimensions
d(mm)180Bore diameter
D(mm)250Outer diameter
W(mm)33Width
a(mm)67Span
rs min(mm)2Minimal edge distance
r1s min(mm)1.1Minimal 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)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)154Dynamic load rating, radial
C0r(kN)153Static load rating, radial
Cur(kN)4.15Fatigue limit load, radial
nG Grease(min-1)6300Limit speed, grease lubrication
nG Oil(min-1)10000Limit speed, oil lubrication
FV L(N)735Preload force, slight
FV M(N)2640Preload force, medium
FV S(N)5600Preload force, heavy
ca L(N/µm)355.5Axial rigidity, slight
ca M(N/µm)567Axial rigidity, medium
ca S(N/µm)755Axial rigidity, heavy
KaE L(N)2150Lift-off force, slight
KaE M(N)7890Lift-off force, medium
KaE S(N)17000Lift-off force, heavy
Mass
kg3.44Mass