Dimensions
d(mm)90Bore diameter
D(mm)140Outer diameter
W(mm)24Width
a(mm)39Span
rs min(mm)1.5Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 25°, contactless sealed at both sides, cage made of laminated fabric, diminished tolerances, rings made of high-quality roller bearing steel, 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(°)25Contact angle
Connecting dimensions
da h12(mm)100Diameter of shaft shoulder
Da H12(mm)131Diameter of housing shoulder
ra max(mm)1.5Maximal rounding radius
Performance data
Cr(kN)35.8Dynamic load rating, radial
C0r(kN)23.1Static load rating, radial
Cur(kN)0.855Fatigue limit load, radial
nG Grease(min-1)16000Limit speed, grease lubrication
FV L(N)146Preload force, slight
FV M(N)438Preload force, medium
FV S(N)876Preload force, heavy
ca L(N/µm)165Axial rigidity, slight
ca M(N/µm)245Axial rigidity, medium
ca S(N/µm)315Axial rigidity, heavy
KaE L(N)422Lift-off force, slight
KaE M(N)1278Lift-off force, medium
KaE S(N)2593Lift-off force, heavy
Mass
kg1.25Mass