Dimensions
d(mm)70Bore diameter
D(mm)110Outer diameter
W(mm)20Width
a(mm)22Span
rs min(mm)1.1Minimal edge distance
r1s min(mm)0.6Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact 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)78.7Dynamic load rating, radial
C0r(kN)36.9Static load rating, radial
Cur(kN)3.47Fatigue limit load, radial
nG Grease(min-1)20000Limit speed, grease lubrication
nG Oil(min-1)30000Limit speed, oil lubrication
FV L(N)140Preload force, slight
FV M(N)490Preload force, medium
FV S(N)1040Preload force, heavy
ca L(N/µm)63Axial rigidity, slight
ca M(N/µm)106Axial rigidity, medium
ca S(N/µm)150Axial rigidity, heavy
KaE L(N)425Lift-off force, slight
KaE M(N)1590Lift-off force, medium
KaE S(N)3540Lift-off force, heavy
Mass
kg0.504Mass