Dimensions
d(mm)75Bore diameter
D(mm)105Outer diameter
W(mm)16Width
a(mm)22Span
rs min(mm)0.6Minimal edge distance
r1s min(mm)0.3Minimal edge distance
Hybrid spindle bearings for higher speeds, adjusted, in pairs or sets, contact angle 17°, 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(°)17Contact 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
rb max(mm)0.3Maximal rounding radius
Etk(mm)87.6Injection pitch circle
Performance data
Cr(kN)28.9Dynamic load rating, radial
C0r(kN)17.4Static load rating, radial
Cur(kN)1.22Fatigue limit load, radial
nG Grease(min-1)23000Limit speed, grease lubrication
nG Oil(min-1)33000Limit speed, oil lubrication
FV L(N)120Preload force, slight
FV M(N)320Preload force, medium
FV S(N)672Preload force, heavy
ca L(N/µm)66Axial rigidity, slight
ca M(N/µm)95Axial rigidity, medium
ca S(N/µm)130Axial rigidity, heavy
KaE L(N)350Lift-off force, slight
KaE M(N)950Lift-off force, medium
KaE S(N)2070Lift-off force, heavy
Mass
kg0.295Mass