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 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)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)36.6Dynamic load rating, radial
C0r(kN)30.6Static load rating, radial
Cur(kN)1.3Fatigue limit load, radial
nG Grease(min-1)11000Limit speed, grease lubrication
nG Oil(min-1)17000Limit speed, oil lubrication
FV L(N)127Preload force, slight
FV M(N)381Preload force, medium
FV S(N)762Preload force, heavy
ca L(N/µm)78Axial rigidity, slight
ca M(N/µm)122Axial rigidity, medium
ca S(N/µm)165Axial rigidity, heavy
KaE L(N)374Lift-off force, slight
KaE M(N)1179Lift-off force, medium
KaE S(N)2462Lift-off force, heavy
Mass
kg1.3Mass