Dimensions
d(mm)170Bore diameter
D(mm)310Outer diameter
W(mm)52Width
rs min(mm)4Minimal edge distance
H(mm)260.7Shoulder diameter outer ring
J(mm)219.1Shoulder diameter inner ring
Deep groove ball bearing, single row, brass cage guided by rolling elements, 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".
Connecting dimensions
da min(mm)187Minimal diameter of shaft shoulder
Da max(mm)293Maximal diameter of housing shoulder
ra max(mm)3Maximal rounding radius
Performance data
Cr(kN)238Dynamic load rating, radial
C0r(kN)287Static load rating, radial
Cur(kN)9.66Fatigue limit load, radial
nG(min-1)3800Limit speed
nB(min-1)2900Reference speed
Mass
kg18.1Mass