Dimensions
d(mm)220Bore diameter
D(mm)340Outer diameter
W(mm)56Width
a(mm)93Span
rs min(mm)3Minimal edge distance
r1s min(mm)3Minimal 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)239Diameter of shaft shoulder
Da H12(mm)321Diameter of housing shoulder
ra max(mm)2.5Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)268.6Injection pitch circle
Performance data
Cr(kN)306Dynamic load rating, radial
C0r(kN)388Static load rating, radial
Cur(kN)12.1Fatigue limit load, radial
nG Grease(min-1)3600Limit speed, grease lubrication
nG Oil(min-1)5300Limit speed, oil lubrication
FV L(N)2905Preload force, slight
FV M(N)9730Preload force, medium
FV S(N)20165Preload force, heavy
ca L(N/µm)507Axial rigidity, slight
ca M(N/µm)795Axial rigidity, medium
ca S(N/µm)1063Axial rigidity, heavy
KaE L(N)8460Lift-off force, slight
KaE M(N)29100Lift-off force, medium
KaE S(N)62100Lift-off force, heavy
Mass
kg15.7Mass