BEARINGDEX
Double-row angular contact ball

3203 bearing

17 mm bore, 40 mm outside diameter, 17.5 mm width (0.6693 × 1.5748 × 0.689 in).

Dimensions

mminch
Bore d170.6693
Outside diameter D401.5748
Width B17.50.6890

Quick numbers

Pitch diameter dm28.5 mm
Section height (D − d)/211.5 mm
n·dm at 1,800 rpm51,300
n·dm at 3,600 rpm102,600

Compare against the maker's limiting speed. Speed calculator · L10 life

What the number means

3Double-row angular contact ball
2Diameter series 2: light
03Bore code 03 is a fixed code for 17 mm