Dimensions
d(mm)70Bore diameter
D(mm)110Outer diameter
W(mm)20Width
a(mm)31Span
rs min(mm)1.1Minimal edge distance
r1s min(mm)0.6Minimal edge distance
Hybrid spindle bearing,adjusted, in pairs or sets, contact angle 25°, one grease/ lubrication groove with two grease/ lubrication bores, two circular grooves with O rings, cage made of laminated fabric, diminished tolerances, rings made of Cronidur® 30, rolling elements made of silicon nitride
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)77Diameter of shaft shoulder
Da H12(mm)102Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
rb max(mm)0.6Maximal rounding radius
Etk(mm)86.2Injection pitch circle
Performance data
Cr(kN)74.4Dynamic load rating, radial
C0r(kN)35Static load rating, radial
Cur(kN)3.3Fatigue limit load, radial
nG Grease(min-1)18000Limit speed, grease lubrication
nG Oil(min-1)28000Limit speed, oil lubrication
FV L(N)185Preload force, slight
FV M(N)740Preload force, medium
FV S(N)1610Preload force, heavy
ca L(N/µm)147Axial rigidity, slight
ca M(N/µm)242Axial rigidity, medium
ca S(N/µm)326Axial rigidity, heavy
KaE L(N)538Lift-off force, slight
KaE M(N)2200Lift-off force, medium
KaE S(N)4950Lift-off force, heavy
Mass
kg0.504Mass