Dimensions
d(mm)710Bore diameter
D(mm)870Outer diameter
W(mm)74Width
rs min(mm)4Minimal edge distance
r1s min(mm)1.5Minimal edge distance
a(mm)265Span
H(mm)811Shoulder diameter outer ring
J(mm)771Shoulder 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)725Minimal diameter of shaft shoulder
Da max(mm)855Maximal diameter of housing shoulder
Db max(mm)863Maximal diameter of housing shoulder
ra max(mm)3Maximal rounding radius
rb max(mm)1.5Maximal rounding radius
Performance data
Cr(kN)580Dynamic load rating, radial
C0r(kN)1420Static load rating, radial
Cur(kN)28.9Fatigue limit load, radial
nG(min-1)1000Limit speed
nB(min-1)500Reference speed
Mass
kg92.9Mass