Dimensions
d(mm)90Bore diameter
D(mm)125Outer diameter
W(mm)18Width
a(mm)23Span
rs min(mm)1.1Minimal edge distance
High-speed spindle bearings, 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 and rolling elements made of high-quality roller bearing steel
Technical data
*) the unit "B" in the graphics corresponds in English to the unit "W" for "Width".
Contact angle
α(°)15Contact angle
DLR dimension
NB(mm)1.8Groove width
NA(mm)4Groove distance
SB(mm)2.4Width of oil groove
SA(mm)10.4Distance of oil groove
Connecting dimensions
da h12(mm)97Diameter of shaft shoulder
Da H12(mm)119Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
Performance data
Cr(kN)23.4Dynamic load rating, radial
C0r(kN)18.7Static load rating, radial
Cur(kN)0.914Fatigue limit load, radial
nG Oil(min-1)22000Limit speed, oil lubrication
FV L(N)83Preload force, slight
FV M(N)249Preload force, medium
FV S(N)498Preload force, heavy
ca L(N/µm)58Axial rigidity, slight
ca M(N/µm)91Axial rigidity, medium
ca S(N/µm)125Axial rigidity, heavy
KaE L(N)246Lift-off force, slight
KaE M(N)772Lift-off force, medium
KaE S(N)1620Lift-off force, heavy
Mass
kg0.63Mass