Dimensions
d(mm)30Bore diameter
D(mm)47Outer diameter
W(mm)9Width
a(mm)10Span
rs min(mm)0.3Minimal edge distance
r1s min(mm)0.15Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, one grease/ lubrication groove with two grease/ lubrication bores, two circular grooves with O rings, cage made of laminated fabric, diminished tolerances, rings made of Cronidur® 30, rolling elements made of silicon nitride
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)32Diameter of shaft shoulder
Da H12(mm)43.5Diameter of housing shoulder
ra max(mm)0.3Maximal rounding radius
rb max(mm)0.1Maximal rounding radius
Etk(mm)37.3Injection pitch circle
Performance data
Cr(kN)13.8Dynamic load rating, radial
C0r(kN)5.3Static load rating, radial
Cur(kN)0.5Fatigue limit load, radial
nG Grease(min-1)48000Limit speed, grease lubrication
nG Oil(min-1)75000Limit speed, oil lubrication
FV L(N)15Preload force, slight
FV M(N)65Preload force, medium
FV S(N)152Preload force, heavy
ca L(N/µm)21.2Axial rigidity, slight
ca M(N/µm)40.1Axial rigidity, medium
ca S(N/µm)59.4Axial rigidity, heavy
KaE L(N)42Lift-off force, slight
KaE M(N)210Lift-off force, medium
KaE S(N)522Lift-off force, heavy
Mass
kg0.041Mass