Dimensions
d(mm)75Bore diameter
D(mm)105Outer diameter
W(mm)16Width
a(mm)20Span
rs min(mm)0.6Minimal edge distance
r1s min(mm)0.3Minimal 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)81Diameter of shaft shoulder
Da H12(mm)99.5Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
rb max(mm)0.3Maximal rounding radius
Etk(mm)87Injection pitch circle
Performance data
Cr(kN)54.2Dynamic load rating, radial
C0r(kN)28.2Static load rating, radial
Cur(kN)2.65Fatigue limit load, radial
nG Grease(min-1)20000Limit speed, grease lubrication
nG Oil(min-1)30000Limit speed, oil lubrication
FV L(N)84Preload force, slight
FV M(N)320Preload force, medium
FV S(N)690Preload force, heavy
ca L(N/µm)57.9Axial rigidity, slight
ca M(N/µm)99.4Axial rigidity, medium
ca S(N/µm)141.5Axial rigidity, heavy
KaE L(N)252Lift-off force, slight
KaE M(N)1020Lift-off force, medium
KaE S(N)2330Lift-off force, heavy
Mass
kg0.303Mass