BEARINGDEXThrust ball
51201 bearing
12 mm bore, 28 mm outside diameter, 11 mm height (0.4724 × 1.1024 × 0.4331 in).
Dimensions
| mm | inch | |
|---|---|---|
| Bore d | 12 | 0.4724 |
| Outside diameter D | 28 | 1.1024 |
| Height H | 11 | 0.4331 |
Quick numbers
| Pitch diameter dm | 20.0 mm |
| Section height (D − d)/2 | 8.0 mm |
| n·dm at 1,800 rpm | 36,000 |
| n·dm at 3,600 rpm | 72,000 |
Compare against the maker's limiting speed. Speed calculator · L10 life
What the number means
5Thrust ball
12Dimension series 12: height 1, diameter 2 (light)
01Bore code 01 is a fixed code for 12 mm