Dimensions
d(mm)40Bore diameter
D(mm)52Outer diameter
W(mm)7Width
a(mm)10Span
rs min(mm)0.3Minimal edge distance
r1s min(mm)0.1Minimal edge distance
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)43Diameter of shaft shoulder
Da H12(mm)49Diameter of housing shoulder
ra max(mm)0.3Maximal rounding radius
rb max(mm)0.1Maximal rounding radius
Etk(mm)45Injection pitch circle
Performance data
Cr(kN)4.9Dynamic load rating, radial
C0r(kN)4.5Static load rating, radial
Cur(kN)0.207Fatigue limit load, radial
nG Grease(min-1)24000Limit speed, grease lubrication
nG Oil(min-1)38000Limit speed, oil lubrication
FV L(N)16Preload force, slight
FV M(N)57Preload force, medium
FV S(N)133Preload force, heavy
ca L(N/µm)24.5Axial rigidity, slight
ca M(N/µm)42.2Axial rigidity, medium
ca S(N/µm)65Axial rigidity, heavy
KaE L(N)47Lift-off force, slight
KaE M(N)188Lift-off force, medium
KaE S(N)479Lift-off force, heavy
Mass
kg0.031Mass