Dimensions
d(mm)180Bore diameter
D(mm)320Outer diameter
W(mm)52Width
a(mm)60Span
rs min(mm)4Minimal edge distance
r1s min(mm)4Minimal edge distance
Spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact 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)308Dynamic load rating, radial
C0r(kN)360Static load rating, radial
Cur(kN)11.9Fatigue limit load, radial
nG Grease(min-1)3800Limit speed, grease lubrication
nG Oil(min-1)5600Limit speed, oil lubrication
FV L(N)1900Preload force, slight
FV M(N)5950Preload force, medium
FV S(N)12000Preload force, heavy
ca L(N/µm)200Axial rigidity, slight
ca M(N/µm)329Axial rigidity, medium
ca S(N/µm)465Axial rigidity, heavy
KaE L(N)5860Lift-off force, slight
KaE M(N)19500Lift-off force, medium
KaE S(N)42100Lift-off force, heavy
Mass
kg16.3Mass