Dimensions
d(mm)70Bore diameter
D(mm)110Outer diameter
W(mm)20Width
a(mm)22Span
rs min(mm)1.1Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact angle
Connecting dimensions
da h12(mm)77Diameter of shaft shoulder
Da H12(mm)102Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Etk(mm)87.5Injection pitch circle
Etk1(mm)86Injection pitch circle
Performance data
Cr(kN)26.5Dynamic load rating, radial
C0r(kN)15.8Static load rating, radial
Cur(kN)0.628Fatigue limit load, radial
nG Grease(min-1)22000Limit speed, grease lubrication
nG Oil(min-1)35000Limit speed, oil lubrication
FV L(N)63Preload force, slight
FV M(N)189Preload force, medium
FV S(N)378Preload force, heavy
ca L(N/µm)52Axial rigidity, slight
ca M(N/µm)80Axial rigidity, medium
ca S(N/µm)107.5Axial rigidity, heavy
KaE L(N)187Lift-off force, slight
KaE M(N)579Lift-off force, medium
KaE S(N)1202Lift-off force, heavy
Mass
kg0.636Mass