Dimensions
d(mm)320Bore diameter
D(mm)480Outer diameter
W(mm)121Width
rs min(mm)4Minimal edge distance
E(mm)438Raceway diameter outer ring
J(mm)380.4Shoulder diameter inner ring
s(mm)8Axial offset path
High-precision cylindrical roller bearings, double row, tapered bore, taper 1:12, floating bearing, three shoulders on inner ring, without shoulder on outer 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)366Diameter of shaft shoulder
Da H12(mm)447Diameter of housing shoulder
ra max(mm)4Maximal rounding radius
Performance data
Cr(kN)1330Dynamic load rating, radial
C0r(kN)2610Static load rating, radial
Cur(kN)219Fatigue limit load, radial
nG Grease(min-1)1600Limit speed, grease lubrication
nG Oil(min-1)1900Limit speed, oil lubrication
Mass
kg74.2Mass