Dimensions
d(mm)280Bore diameter
D(mm)420Outer diameter
W(mm)65Width
rs min(mm)4Minimal edge distance
r1s min(mm)1.5Minimal edge distance
a(mm)134Span
H(mm)367.5Shoulder diameter outer ring
J(mm)333.9Shoulder diameter inner ring
Angular contact ball bearing, single row, contact angle 30°, 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".
Contact angle
α(°)30Contact angle
Connecting dimensions
da min(mm)294Minimal diameter of shaft shoulder
Da max(mm)405Maximal diameter of housing shoulder
Db max(mm)413Maximal diameter of housing shoulder
ra max(mm)3Maximal rounding radius
rb max(mm)1.5Maximal rounding radius
Performance data
Cr(kN)354Dynamic load rating, radial
C0r(kN)606Static load rating, radial
Cur(kN)16.9Fatigue limit load, radial
nG(min-1)2200Limit speed
nB(min-1)1500Reference speed
Mass
kg29.4Mass