Dimensions
d(mm)17Bore diameter
D(mm)30Outer diameter
W(mm)7Width
a(mm)9Span
rs min(mm)0.3Minimal edge distance
r1s min(mm)0.15Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, 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
Connecting dimensions
da h12(mm)20Diameter of shaft shoulder
Da H12(mm)27.5Diameter of housing shoulder
ra max(mm)0.3Maximal rounding radius
rb max(mm)0.1Maximal rounding radius
Etk(mm)22.2Injection pitch circle
Performance data
Cr(kN)5Dynamic load rating, radial
C0r(kN)2.6Static load rating, radial
Cur(kN)0.104Fatigue limit load, radial
nG Grease(min-1)63000Limit speed, grease lubrication
nG Oil(min-1)100000Limit speed, oil lubrication
FV L(N)18Preload force, slight
FV M(N)50Preload force, medium
FV S(N)132Preload force, heavy
ca L(N/µm)38.9Axial rigidity, slight
ca M(N/µm)56.5Axial rigidity, medium
ca S(N/µm)81.9Axial rigidity, heavy
KaE L(N)53Lift-off force, slight
KaE M(N)150Lift-off force, medium
KaE S(N)405Lift-off force, heavy
Mass
kg0.015Mass