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NTN 3520 is an inch-series single row tapered roller bearing with a straight bore. Designed for moderate radial and axial loads in industrial gearboxes, conveyor systems, and axle housings. This bearing is unsealed and features a stamped steel cage.
MODEL 3520
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$51.24 Each
Prices are subject to change
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
I.D.
1.781 in
Material
Carburized Steel
O.D.
3.3125 in
Width
0.9375 in
Technical Specifications
Type | Bearing Cup |
|---|---|
Material | Case Carburized Steel |
Weight | 0.485 lb0.220 kg |
Dimensional Specifications
| |
D | 3.3125 in84.138 mm |
|---|---|
Wo | 0.9375 in23.813 mm |
W | 1.1875 in30.162 mm |
r | 0.1300 in3.300 mm |
X | 3.15 in80.0 mm |
Z | 2.91 in74.0 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.
