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INA 81224TN Thrust roller bearing
MODEL 81224TN
Returnable:No
I.D.
4.724
O.D.
6.693
Specifications
| d | 120 mm | |
|---|---|---|
| D | 170 mm | |
| T | 39 mm |
| D 1 | 123 mm | |
|---|---|---|
| d 1 | 170 mm | |
| r min | 1,1 mm |
| m | 2,54 kg | Mass |
|---|---|---|
| C a | 320000 N | Basic dynamic load rating, axial |
| C 0a | 1030000 N | Basic static load rating, axial |
| C ua | 102000 N | Fatigue limit load |
| n G | 2000 1/min | Limiting speed |
| n B | 840 1/min | Reference speed |
| K81224-TV | Allocated axial cylindrical roller and cage assembly | |
| GS81224 | Allocated housing locating washer | |
| WS81224 | Allocated shaft locating washer |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
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