Dimensions
d(mm)380Bore diameter
D(mm)780Outer diameter
W(mm)128Width
rs min(mm)7.5Minimal edge distance
r1s min(mm)4Minimal edge distance
a(mm)307Span
H(mm)615Shoulder diameter outer ring
J(mm)544.7Shoulder 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)412Minimal diameter of shaft shoulder
Da max(mm)748Maximal diameter of housing shoulder
Db max(mm)763Maximal diameter of housing shoulder
ra max(mm)6Maximal rounding radius
rb max(mm)3Maximal rounding radius
Performance data
Cr(kN)938Dynamic load rating, radial
C0r(kN)1970Static load rating, radial
Cur(kN)44Fatigue limit load, radial
nG(min-1)1400Limit speed
nB(min-1)730Reference speed
Mass
kg314Mass