Dimensions
d(mm)120Bore diameter
D(mm)165Outer diameter
W(mm)22Width
a(mm)30Span
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 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(°)15Contact angle
Connecting dimensions
da h12(mm)128Diameter of shaft shoulder
Da H12(mm)157Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
Etk(mm)139.7Injection pitch circle
Etk1(mm)138.1Injection pitch circle
Performance data
Cr(kN)58.6Dynamic load rating, radial
C0r(kN)28.1Static load rating, radial
Cur(kN)2.22Fatigue limit load, radial
nG Grease(min-1)16000Limit speed, grease lubrication
nG Oil(min-1)24000Limit speed, oil lubrication
FV L(N)88Preload force, slight
FV M(N)264Preload force, medium
FV S(N)528Preload force, heavy
ca L(N/µm)76Axial rigidity, slight
ca M(N/µm)116Axial rigidity, medium
ca S(N/µm)155Axial rigidity, heavy
KaE L(N)260Lift-off force, slight
KaE M(N)802Lift-off force, medium
KaE S(N)1654Lift-off force, heavy
Mass
kg1.23Mass