Dimensions
d(mm)120Bore diameter
D(mm)180Outer diameter
W(mm)28Width
a(mm)34Span
rs min(mm)2Minimal edge distance
r1s min(mm)1.1Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, 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)131Diameter of shaft shoulder
Da H12(mm)169Diameter of housing shoulder
ra max(mm)2Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)144.3Injection pitch circle
Performance data
Cr(kN)112Dynamic load rating, radial
C0r(kN)98.5Static load rating, radial
Cur(kN)3.19Fatigue limit load, radial
nG Grease(min-1)10000Limit speed, grease lubrication
nG Oil(min-1)16000Limit speed, oil lubrication
FV L(N)350Preload force, slight
FV M(N)1180Preload force, medium
FV S(N)2440Preload force, heavy
ca L(N/µm)106.5Axial rigidity, slight
ca M(N/µm)178Axial rigidity, medium
ca S(N/µm)250Axial rigidity, heavy
KaE L(N)1070Lift-off force, slight
KaE M(N)3770Lift-off force, medium
KaE S(N)8240Lift-off force, heavy
Mass
kg1.72Mass