Dimensions
d(mm)70Bore diameter
D(mm)110Outer diameter
W(mm)20Width
a(mm)31Span
rs min(mm)1.1Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, contactless sealed at both sides, greased/ lubricated, 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(°)25Contact angle
Connecting dimensions
da h12(mm)77Diameter of shaft shoulder
Da H12(mm)102Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Performance data
Cr(kN)24.6Dynamic load rating, radial
C0r(kN)16.3Static load rating, radial
Cur(kN)0.824Fatigue limit load, radial
nG Grease(min-1)16000Limit speed, grease lubrication
FV L(N)146Preload force, slight
FV M(N)438Preload force, medium
FV S(N)876Preload force, heavy
ca L(N/µm)132Axial rigidity, slight
ca M(N/µm)197Axial rigidity, medium
ca S(N/µm)257Axial rigidity, heavy
KaE L(N)419Lift-off force, slight
KaE M(N)1277Lift-off force, medium
KaE S(N)2608Lift-off force, heavy
Mass
kg0.67Mass