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NTN 3720 is an inch-series single row tapered roller bearing with a straight bore. Designed for radial and axial load combinations in industrial gearboxes, conveyor systems, and vehicle drivetrains.
MODEL 3720
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$20.78 Each
Prices are subject to change
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Brand Minimum Order Quantity: 4
Typically Ships in: 1 day
Returnable:No
I.D.
2.0625 in
Material
Carburized Steel
O.D.
3.6718 in
Width
0.9375 in
Technical Specifications
| Type | Bearing Cup |
|---|---|
| Material | Case Carburized Steel |
Dimensional Specifications
|
| |
| D | 3.6718 in93.264 mm |
|---|---|
| Wo | 0.9375 in23.813 mm |
| W | 1.1875 in30.162 mm |
| r | 0.1300 in3.300 mm |
| X | 3.46 in88.0 mm |
| Z | 3.23 in82.0 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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