Dimensions
d(mm)45Bore diameter
D(mm)75Outer diameter
W(mm)16Width
a(mm)16Span
rs min(mm)1Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact angle
Connecting dimensions
da h12(mm)51Diameter of shaft shoulder
Da H12(mm)69Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Performance data
Cr(kN)12.9Dynamic load rating, radial
C0r(kN)7.5Static load rating, radial
Cur(kN)0.38Fatigue limit load, radial
nG Grease(min-1)26000Limit speed, grease lubrication
FV L(N)44Preload force, slight
FV M(N)132Preload force, medium
FV S(N)264Preload force, heavy
ca L(N/µm)34Axial rigidity, slight
ca M(N/µm)54Axial rigidity, medium
ca S(N/µm)75Axial rigidity, heavy
KaE L(N)131Lift-off force, slight
KaE M(N)412Lift-off force, medium
KaE S(N)870Lift-off force, heavy
Mass
kg0.27Mass