Dimensions
d(mm)75Bore diameter
D(mm)105Outer diameter
W(mm)16Width
a(mm)29Span
rs min(mm)0.6Minimal edge distance
High-speed 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)81Diameter of shaft shoulder
Da H12(mm)99.5Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
Etk(mm)88Injection pitch circle
Etk1(mm)86.8Injection pitch circle
Performance data
Cr(kN)17.4Dynamic load rating, radial
C0r(kN)12Static load rating, radial
Cur(kN)0.476Fatigue limit load, radial
nG Grease(min-1)20000Limit speed, grease lubrication
nG Oil(min-1)32000Limit speed, oil lubrication
FV L(N)72Preload force, slight
FV M(N)220Preload force, medium
FV S(N)435Preload force, heavy
ca L(N/µm)124.5Axial rigidity, slight
ca M(N/µm)185.4Axial rigidity, medium
ca S(N/µm)238Axial rigidity, heavy
KaE L(N)211Lift-off force, slight
KaE M(N)641Lift-off force, medium
KaE S(N)1297Lift-off force, heavy
Mass
kg0.379Mass