Dimensions
d(mm)320Bore diameter
D(mm)440Outer diameter
W(mm)56Width
rs min(mm)3Minimal edge distance
r1s min(mm)1.1Minimal edge distance
a(mm)138Span
H(mm)395.1Shoulder diameter outer ring
J(mm)366Shoulder 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)332Minimal diameter of shaft shoulder
Da max(mm)428Maximal diameter of housing shoulder
Db max(mm)434Maximal diameter of housing shoulder
ra max(mm)2.5Maximal rounding radius
rb max(mm)1Maximal rounding radius
Performance data
Cr(kN)321Dynamic load rating, radial
C0r(kN)570Static load rating, radial
Cur(kN)15.2Fatigue limit load, radial
nG(min-1)2000Limit speed
nB(min-1)1300Reference speed
Mass
kg23.6Mass