BEARINGDEX
Angular contact ball

7302 bearing

15 mm bore, 42 mm outside diameter, 13 mm width (0.5906 × 1.6535 × 0.5118 in).

Dimensions

mminch
Bore d150.5906
Outside diameter D421.6535
Width B130.5118

Quick numbers

Pitch diameter dm28.5 mm
Section height (D − d)/213.5 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

7Angular contact ball
3Diameter series 3: medium. Width series 0 is implied and left off.
02Bore code 02 is a fixed code for 15 mm

Same size, different bearing

These share the 15 × 42 × 13 mm envelope but carry load differently. They aren't drop-in swaps.