Dimensions
d(mm)20Bore diameter
D(mm)52Outer diameter
W(mm)21Width
rs min(mm)1.1Minimal edge distance
H1(mm)44.4Shoulder diameter outer ring
J(mm)31.5Shoulder diameter inner ring
Self-aligning ball bearing, double row, greased/ lubricated, polyamide cage, two shields, 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 min(mm)27Minimal diameter of shaft shoulder
Da max(mm)45Maximal diameter of housing shoulder
ra max(mm)1Maximal rounding radius
Performance data
Cr(kN)12.8Dynamic load rating, radial
C0r(kN)3.33Static load rating, radial
Cur(kN)0.211Fatigue limit load, radial
nG(min-1)8500Limit speed
Mathematic factors
e0.29Limit for
Fa / Fr
Y12.17Dynamic axial load factor for
Fa / Fr ≤ e
Y23.35Dynamic axial load factor for
Fa / Fr > e
Y02.27Static axial load factor
Mass
kg0.226Mass