Boundary dimensions
| d (mm) Bore diameter | 55 |
|---|---|
| D (mm) Outside diameter | 90 |
| T / T3 (mm) Height | 25 |
| T4 (mm) Height including seat washer | — |
| r min. (mm) Minimum chamfer | 1 |
Representative product illustration. Actual design may vary by model. Drawings are schematic and not to scale.
AOSN / SINGLE DIRECTION
51211 Thrust Ball Bearing
Single direction thrust ball bearings support axial loads in one direction. The separable shaft washer, housing washer and ball-and-cage assembly simplify installation.
d · Bore55 mmD · Outside diameter90 mmT / T3 · Height25 mm
51211 Technical Data
Load ratings and speeds
| Ca (N) Basic dynamic axial load rating | 69400 |
|---|---|
| C0a (N) Basic static axial load rating | 159000 |
| Grease (min⁻¹) Grease limiting speed | 2100 |
| Oil (min⁻¹) Oil-bath limiting speed | 3200 |
Washer and mounting dimensions
| d1 (mm) Shaft washer outside diameter | 90 |
|---|---|
| D1 (mm) Housing washer inside diameter | 57 |
| da min. (mm) Shaft abutment diameter | — |
| Da max. (mm) Housing abutment diameter | — |
| ra max. (mm) Shaft / housing fillet radius | — |
Additional information
| Mass approx. (kg) Approximate mass | 0.61 |
|---|---|
| Tolerance Tolerance | — |
| Cage Cage | — |
— = not specified in the current catalogue. Please contact AOSN to confirm missing parameters for your application.
Dimension Drawings
