Dimensions
d(mm)70Bore diameter
D(mm)90Outer diameter
W(mm)10Width
a(mm)24Span
rs min(mm)0.6Minimal edge distance
r1s min(mm)0.3Minimal 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)74Diameter of shaft shoulder
Da H12(mm)85.5Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
rb max(mm)0.3Maximal rounding radius
Etk(mm)78.3Injection pitch circle
Performance data
Cr(kN)12.9Dynamic load rating, radial
C0r(kN)13.8Static load rating, radial
Cur(kN)0.675Fatigue limit load, radial
nG Grease(min-1)13000Limit speed, grease lubrication
nG Oil(min-1)20000Limit speed, oil lubrication
FV L(N)80Preload force, slight
FV M(N)290Preload force, medium
FV S(N)676Preload force, heavy
ca L(N/µm)110Axial rigidity, slight
ca M(N/µm)176Axial rigidity, medium
ca S(N/µm)250Axial rigidity, heavy
KaE L(N)230Lift-off force, slight
KaE M(N)850Lift-off force, medium
KaE S(N)2080Lift-off force, heavy
Mass
kg0.142Mass