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NTN HH421210 is a single-row tapered roller bearing cup from the inch series. It features a straight bore and is designed for use with a matching cone in heavy-duty industrial applications such as gearboxes and axle housings.
MODEL HH421210
$307.57 Each
Prices are subject to change
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Returnable:No
Height
7.25
I.D.
3.875 in
Length
7.25
Material
Carburized Steel
O.D.
7.25 in
Width
2.0625
Technical Specifications
Type |
Bearing Cup |
Material |
Case Carburized Steel |
Weight |
5.622 lb2.550 kg |
Dimensional Specifications
|
|
|
D |
7.2500 in184.150 mm |
Wo |
2.0625 in52.388 mm |
W |
2.5000 in63.500 mm |
r |
0.1300 in3.300 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.
| Brand | Precision Twist Drill |
| Model | 6000176 |
