Dimensions
d(mm)280Bore diameter
D(mm)380Outer diameter
W(mm)46Width
a(mm)67Span
rs min(mm)2.1Minimal edge distance
r1s min(mm)1.5Minimal edge distance
Spindle bearing, adjusted, in pairs or sets, contact angle 15°, cage made of laminated fabric, diminished tolerances, rings and rolling elements made of high-quality roller bearing steel
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)298Diameter of shaft shoulder
Da H12(mm)362Diameter of housing shoulder
ra max(mm)1Maximal rounding radius
rb max(mm)1Maximal rounding radius
Etk(mm)320.5Injection pitch circle
Performance data
Cr(kN)293Dynamic load rating, radial
C0r(kN)391Static load rating, radial
Cur(kN)11.2Fatigue limit load, radial
nG Grease(min-1)3200Limit speed, grease lubrication
nG Oil(min-1)5000Limit speed, oil lubrication
FV L(N)1700Preload force, slight
FV M(N)5560Preload force, medium
FV S(N)11440Preload force, heavy
ca L(N/µm)239Axial rigidity, slight
ca M(N/µm)398Axial rigidity, medium
ca S(N/µm)560Axial rigidity, heavy
KaE L(N)5190Lift-off force, slight
KaE M(N)18100Lift-off force, medium
KaE S(N)39500Lift-off force, heavy
Mass
kg12.9Mass