Dimensions
d(mm)120Bore diameter
D(mm)180Outer diameter
W(mm)28Width
a(mm)49Span
rs min(mm)2Minimal edge distance
r1s min(mm)1.1Minimal edge distance
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)131Diameter of shaft shoulder
Da H12(mm)169Diameter of housing shoulder
ra max(mm)2Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)144.3Injection pitch circle
Performance data
Cr(kN)107Dynamic load rating, radial
C0r(kN)99.6Static load rating, radial
Cur(kN)4.24Fatigue limit load, radial
nG Grease(min-1)6700Limit speed, grease lubrication
nG Oil(min-1)10000Limit speed, oil lubrication
FV L(N)990Preload force, slight
FV M(N)3320Preload force, medium
FV S(N)6880Preload force, heavy
ca L(N/µm)289.6Axial rigidity, slight
ca M(N/µm)460Axial rigidity, medium
ca S(N/µm)622Axial rigidity, heavy
KaE L(N)2890Lift-off force, slight
KaE M(N)10000Lift-off force, medium
KaE S(N)21400Lift-off force, heavy
Mass
kg2.07Mass