BEARINGDEX
Self-aligning ball, wide

2215 bearing

75 mm bore, 130 mm outside diameter, 31 mm width (2.9528 × 5.1181 × 1.2205 in).

Dimensions

mminch
Bore d752.9528
Outside diameter D1305.1181
Width B311.2205

Quick numbers

Pitch diameter dm102.5 mm
Section height (D − d)/227.5 mm
n·dm at 1,800 rpm184,500
n·dm at 3,600 rpm369,000

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

What the number means

2Self-aligning ball, wide
2Diameter series 2: light
15Bore code 15 × 5 = 75 mm

Same size, different bearing

These share the 75 × 130 × 31 mm envelope but carry load differently. They aren't drop-in swaps.