Dimensions
d(mm)70Bore diameter
D(mm)125Outer diameter
W(mm)24Width
a(mm)25Span
rs min(mm)1.5Minimal edge distance
r1s min(mm)0.6Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, cage made of laminated fabric, diminished tolerances, rings made of high-quality roller bearing steel, 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)80Diameter of shaft shoulder
Da H12(mm)115Diameter of housing shoulder
ra max(mm)1.5Maximal rounding radius
rb max(mm)0.6Maximal rounding radius
Etk(mm)92.7Injection pitch circle
Performance data
Cr(kN)69.6Dynamic load rating, radial
C0r(kN)54.2Static load rating, radial
Cur(kN)2.15Fatigue limit load, radial
nG Grease(min-1)14000Limit speed, grease lubrication
nG Oil(min-1)22000Limit speed, oil lubrication
FV L(N)207Preload force, slight
FV M(N)709Preload force, medium
FV S(N)1480Preload force, heavy
ca L(N/µm)72Axial rigidity, slight
ca M(N/µm)120Axial rigidity, medium
ca S(N/µm)170Axial rigidity, heavy
KaE L(N)635Lift-off force, slight
KaE M(N)2290Lift-off force, medium
KaE S(N)5060Lift-off force, heavy
Mass
kg0.925Mass