Dimensions
d(mm)30Bore diameter
D(mm)42Outer diameter
W(mm)7Width
a(mm)12Span
rs min(mm)0.3Minimal edge distance
r1s min(mm)0.1Minimal 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)33Diameter of shaft shoulder
Da H12(mm)39Diameter of housing shoulder
ra max(mm)0.3Maximal rounding radius
rb max(mm)0.1Maximal rounding radius
Etk(mm)35Injection pitch circle
Performance data
Cr(kN)4.1Dynamic load rating, radial
C0r(kN)3.4Static load rating, radial
Cur(kN)0.156Fatigue limit load, radial
nG Grease(min-1)28000Limit speed, grease lubrication
nG Oil(min-1)43000Limit speed, oil lubrication
FV L(N)18Preload force, slight
FV M(N)72Preload force, medium
FV S(N)188Preload force, heavy
ca L(N/µm)44Axial rigidity, slight
ca M(N/µm)75Axial rigidity, medium
ca S(N/µm)111Axial rigidity, heavy
KaE L(N)50Lift-off force, slight
KaE M(N)213Lift-off force, medium
KaE S(N)577Lift-off force, heavy
Mass
kg0.031Mass