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NTN 29521 inch-series single-row tapered roller bearing with straight bore. Unsealed design with stamped steel cage. Handles combined radial and axial loads in gearboxes, conveyor systems, and industrial machinery.
MODEL 29521
$101.41 Each
Prices are subject to change
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Returnable:No
Height
4.331
I.D.
2.625 in
Length
4.331
Material
Carburized Steel
O.D.
4.3307 in
Width
0.75
Technical Specifications
| Type | Bearing Cup |
|---|---|
| Material | Case Carburized Steel |
Dimensional Specifications
| |
| D | 4.3307 in110.000 mm |
|---|---|
| Wo | 0.7500 in19.050 mm |
| W | 1.0000 in25.400 mm |
| r | 0.0500 in1.300 mm |
| X | 4.09 in104.0 mm |
| Z | 3.90 in99.0 mm |
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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