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NTN 34478 is an inch-series single row tapered roller bearing with a straight bore. Designed for moderate radial and axial loads in industrial gearboxes, vehicle hubs, and conveyor systems.
MODEL 34478
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$44.55 Each
Prices are subject to change
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
I.D.
3.0625 in
Material
Carburized Steel
O.D.
4.7812 in
Width
0.6875 in
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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