Dimensions
d(mm)75Bore diameter
D(mm)115Outer diameter
W(mm)20Width
a(mm)23Span
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 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
Connecting dimensions
da h12(mm)82Diameter of shaft shoulder
Da H12(mm)107Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Etk(mm)92.4Injection pitch circle
Etk1(mm)91Injection pitch circle
Performance data
Cr(kN)26.3Dynamic load rating, radial
C0r(kN)17.9Static load rating, radial
Cur(kN)0.909Fatigue limit load, radial
nG Grease(min-1)18000Limit speed, grease lubrication
nG Oil(min-1)28000Limit speed, oil lubrication
FV L(N)91Preload force, slight
FV M(N)273Preload force, medium
FV S(N)546Preload force, heavy
ca L(N/µm)55Axial rigidity, slight
ca M(N/µm)86Axial rigidity, medium
ca S(N/µm)117Axial rigidity, heavy
KaE L(N)270Lift-off force, slight
KaE M(N)852Lift-off force, medium
KaE S(N)1790Lift-off force, heavy
Mass
kg0.71Mass