Dimensions
d(mm)80Bore diameter
D(mm)125Outer diameter
W(mm)22Width
a(mm)35Span
rs min(mm)1.1Minimal edge distance
High-speed 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
DLR dimension
NB(mm)1.8Groove width
NA(mm)4.7Groove distance
SB(mm)2.6Width of oil groove
SA(mm)12.2Distance of oil groove
Connecting dimensions
da h12(mm)88Diameter of shaft shoulder
Da H12(mm)117Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Performance data
Cr(kN)47.8Dynamic load rating, radial
C0r(kN)18.9Static load rating, radial
Cur(kN)1.76Fatigue limit load, radial
nG Oil(min-1)30000Limit speed, oil lubrication
FV L(N)123Preload force, slight
FV M(N)369Preload force, medium
FV S(N)738Preload force, heavy
ca L(N/µm)147Axial rigidity, slight
ca M(N/µm)218Axial rigidity, medium
ca S(N/µm)283Axial rigidity, heavy
KaE L(N)355Lift-off force, slight
KaE M(N)1079Lift-off force, medium
KaE S(N)2185Lift-off force, heavy
Mass
kg0.915Mass