Dimensions
d(mm)85Bore diameter
D(mm)120Outer diameter
W(mm)18Width
a(mm)23Span
rs min(mm)1.1Minimal edge distance
High-speed hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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(°)15Contact angle
Connecting dimensions
da h12(mm)92Diameter of shaft shoulder
Da H12(mm)114Diameter of housing shoulder
ra max(mm)0.6Maximal rounding radius
Performance data
Cr(kN)21.5Dynamic load rating, radial
C0r(kN)15.6Static load rating, radial
Cur(kN)0.611Fatigue limit load, radial
nG Grease(min-1)19000Limit speed, grease lubrication
FV L(N)53Preload force, slight
FV M(N)159Preload force, medium
FV S(N)318Preload force, heavy
ca L(N/µm)56Axial rigidity, slight
ca M(N/µm)85Axial rigidity, medium
ca S(N/µm)115Axial rigidity, heavy
KaE L(N)157Lift-off force, slight
KaE M(N)485Lift-off force, medium
KaE S(N)1003Lift-off force, heavy
Mass
kg0.582Mass