Dimensions
d(mm)30Bore diameter
D(mm)55Outer diameter
W(mm)13Width
a(mm)16Span
rs min(mm)1Minimal 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 Cronidur® 30, 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)36Diameter of shaft shoulder
Da H12(mm)49Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Etk(mm)40.9Injection pitch circle
Etk1(mm)40.1Injection pitch circle
Performance data
Cr(kN)13.2Dynamic load rating, radial
C0r(kN)3.7Static load rating, radial
Cur(kN)0.348Fatigue limit load, radial
nG Grease(min-1)48000Limit speed, grease lubrication
nG Oil(min-1)75000Limit speed, oil lubrication
FV L(N)33Preload force, slight
FV M(N)99Preload force, medium
FV S(N)198Preload force, heavy
ca L(N/µm)60.5Axial rigidity, slight
ca M(N/µm)89.5Axial rigidity, medium
ca S(N/µm)116Axial rigidity, heavy
KaE L(N)96Lift-off force, slight
KaE M(N)293Lift-off force, medium
KaE S(N)595Lift-off force, heavy
Mass
kg0.125Mass