Dimensions
d(mm)300Bore diameter
D(mm)620Outer diameter
W(mm)109Width
rs min(mm)7.5Minimal edge distance
r1s min(mm)4Minimal edge distance
a(mm)247Span
H(mm)493.3Shoulder diameter outer ring
J(mm)429.6Shoulder diameter inner ring
Angular contact ball bearing, single row, contact angle 40°, 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(°)40Contact angle
Connecting dimensions
da min(mm)332Minimal diameter of shaft shoulder
Da max(mm)588Maximal diameter of housing shoulder
Db max(mm)603Maximal diameter of housing shoulder
ra max(mm)6Maximal rounding radius
rb max(mm)3Maximal rounding radius
Performance data
Cr(kN)770Dynamic load rating, radial
C0r(kN)1470Static load rating, radial
Cur(kN)35.8Fatigue limit load, radial
nG(min-1)1800Limit speed
nB(min-1)920Reference speed
Mass
kg163Mass