Dimensions
d(mm)50Bore diameter
D(mm)80Outer diameter
W(mm)16Width
a(mm)18Span
rs min(mm)1Minimal edge distance
r1s min(mm)0.6Minimal edge distance
Spindle bearing for higher speeds, adjusted, in pairs or sets, contact angle 25°, contactless sealed at both sideset, greased/ lubricated, 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(°)17Contact angle
Connecting dimensions
da h12(mm)56Diameter of shaft shoulder
Da H12(mm)74Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
rb max(mm)0.6Maximal rounding radius
Performance data
Cr(kN)19Dynamic load rating, radial
C0r(kN)10.9Static load rating, radial
Cur(kN)0.78Fatigue limit load, radial
nG Grease(min-1)25000Limit speed, grease lubrication
FV L(N)77Preload force, slight
FV M(N)202Preload force, medium
FV S(N)430Preload force, heavy
ca L(N/µm)44Axial rigidity, slight
ca M(N/µm)65Axial rigidity, medium
ca S(N/µm)90Axial rigidity, heavy
KaE L(N)230Lift-off force, slight
KaE M(N)630Lift-off force, medium
KaE S(N)1370Lift-off force, heavy
Mass
kg0.256Mass