Dimensions
d(mm)55Bore diameter
D(mm)100Outer diameter
W(mm)21Width
a(mm)29Span
rs min(mm)1.5Minimal edge distance
r1s min(mm)0.6Minimal edge distance
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 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(°)25Contact angle
DLR dimension
NB(mm)1.8Groove width
NA(mm)3.8Groove distance
SB(mm)1.6Width of oil groove
SA(mm)12Distance of oil groove
Connecting dimensions
da h12(mm)63Diameter of shaft shoulder
Da H12(mm)92Diameter of housing shoulder
ra max(mm)1.5Maximal rounding radius
rb max(mm)0.6Maximal rounding radius
Performance data
Cr(kN)44.3Dynamic load rating, radial
C0r(kN)30.2Static load rating, radial
Cur(kN)1.2Fatigue limit load, radial
nG Oil(min-1)24000Limit speed, oil lubrication
FV L(N)178Preload force, slight
FV M(N)700Preload force, medium
FV S(N)1530Preload force, heavy
ca L(N/µm)135Axial rigidity, slight
ca M(N/µm)220Axial rigidity, medium
ca S(N/µm)296Axial rigidity, heavy
KaE L(N)520Lift-off force, slight
KaE M(N)2100Lift-off force, medium
KaE S(N)4700Lift-off force, heavy
Mass
kg0.509Mass