Dimensions
d(mm)120Bore diameter
D(mm)165Outer diameter
W(mm)22Width
a(mm)44Span
rs min(mm)1.1Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, 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(°)25Contact 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)35Dynamic load rating, radial
C0r(kN)28.8Static load rating, radial
Cur(kN)1.22Fatigue limit load, radial
nG Grease(min-1)10000Limit speed, grease lubrication
nG Oil(min-1)15000Limit speed, oil lubrication
FV L(N)207Preload force, slight
FV M(N)621Preload force, medium
FV S(N)1242Preload force, heavy
ca L(N/µm)196Axial rigidity, slight
ca M(N/µm)291Axial rigidity, medium
ca S(N/µm)379Axial rigidity, heavy
KaE L(N)591Lift-off force, slight
KaE M(N)1806Lift-off force, medium
KaE S(N)3680Lift-off force, heavy
Mass
kg1.3Mass