Dimensions
d(mm)220Bore diameter
D(mm)300Outer diameter
W(mm)80Width
rs min(mm)2.1Minimal edge distance
F(mm)245Raceway diameter inner ring
H(mm)272.2Shoulder diameter outer ring
s(mm)4.3Axial offset path
High-precision cylindrical roller bearings, double row, tapered bore, taper 1:12, floating bearing, three shoulders on outer ring, without shoulder on inner ring, diminished radial clearance, diminished tolerances, brass cage, 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".
Connecting dimensions
da h12(mm)243Diameter of shaft shoulder
Da H12(mm)279Diameter of housing shoulder
ra max(mm)2.1Maximal rounding radius
Performance data
Cr(kN)512Dynamic load rating, radial
C0r(kN)1140Static load rating, radial
Cur(kN)111Fatigue limit load, radial
nG Grease(min-1)2400Limit speed, grease lubrication
nG Oil(min-1)3000Limit speed, oil lubrication
Mass
kg15.7Mass