Dimensions
d(mm)180Bore diameter
D(mm)320Outer diameter
W(mm)52Width
a(mm)84Span
rs min(mm)4Minimal edge distance
r1s min(mm)4Minimal edge distance
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)213.5Diameter of shaft shoulder
Da H12(mm)286.5Diameter of housing shoulder
ra max(mm)3Maximal rounding radius
rb max(mm)3Maximal rounding radius
Etk(mm)238.6Injection pitch circle
Performance data
Cr(kN)292Dynamic load rating, radial
C0r(kN)342Static load rating, radial
Cur(kN)11.3Fatigue limit load, radial
nG Grease(min-1)3400Limit speed, grease lubrication
nG Oil(min-1)5000Limit speed, oil lubrication
FV L(N)2980Preload force, slight
FV M(N)9500Preload force, medium
FV S(N)19400Preload force, heavy
ca L(N/µm)475Axial rigidity, slight
ca M(N/µm)735Axial rigidity, medium
ca S(N/µm)985Axial rigidity, heavy
KaE L(N)8700Lift-off force, slight
KaE M(N)28600Lift-off force, medium
KaE S(N)60000Lift-off force, heavy
Mass
kg16.3Mass