Dimensions
d(mm)190Bore diameter
D(mm)290Outer diameter
W(mm)46Width
a(mm)55Span
rs min(mm)2.1Minimal edge distance
r1s min(mm)2.1Minimal 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)206Diameter of shaft shoulder
Da H12(mm)274Diameter of housing shoulder
ra max(mm)2Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)230.5Injection pitch circle
Performance data
Cr(kN)251Dynamic load rating, radial
C0r(kN)287Static load rating, radial
Cur(kN)9.65Fatigue limit load, radial
nG Grease(min-1)4500Limit speed, grease lubrication
nG Oil(min-1)7000Limit speed, oil lubrication
FV L(N)1450Preload force, slight
FV M(N)4670Preload force, medium
FV S(N)9580Preload force, heavy
ca L(N/µm)181Axial rigidity, slight
ca M(N/µm)303Axial rigidity, medium
ca S(N/µm)440Axial rigidity, heavy
KaE L(N)4430Lift-off force, slight
KaE M(N)15400Lift-off force, medium
KaE S(N)33600Lift-off force, heavy
Mass
kg9.18Mass