Dimensions
d(mm)320Bore diameter
D(mm)480Outer diameter
W(mm)74Width
rs min(mm)4Minimal edge distance
r1s min(mm)1.5Minimal edge distance
a(mm)152Span
H(mm)420.1Shoulder diameter outer ring
J(mm)381.4Shoulder 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)335Minimal diameter of shaft shoulder
Da max(mm)465Maximal diameter of housing shoulder
Db max(mm)473Maximal diameter of housing shoulder
ra max(mm)3Maximal rounding radius
rb max(mm)1.5Maximal rounding radius
Performance data
Cr(kN)432Dynamic load rating, radial
C0r(kN)797Static load rating, radial
Cur(kN)20.8Fatigue limit load, radial
nG(min-1)1900Limit speed
nB(min-1)1250Reference speed
Mass
kg43.9Mass