Dimensions
d(mm)40Bore diameter
D(mm)80Outer diameter
W(mm)18Width
a(mm)17Span
rs min(mm)1.1Minimal edge distance
r1s min(mm)1.1Minimal 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)48Diameter of shaft shoulder
Da H12(mm)72Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)56.7Injection pitch circle
Performance data
Cr(kN)33.7Dynamic load rating, radial
C0r(kN)21Static load rating, radial
Cur(kN)0.832Fatigue limit load, radial
nG Grease(min-1)24000Limit speed, grease lubrication
nG Oil(min-1)38000Limit speed, oil lubrication
FV L(N)89Preload force, slight
FV M(N)315Preload force, medium
FV S(N)660Preload force, heavy
ca L(N/µm)42Axial rigidity, slight
ca M(N/µm)71.5Axial rigidity, medium
ca S(N/µm)102Axial rigidity, heavy
KaE L(N)273Lift-off force, slight
KaE M(N)1030Lift-off force, medium
KaE S(N)2290Lift-off force, heavy
Mass
kg0.315Mass