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NTN 55187C is a single-row tapered roller bearing with a straight bore, designed for combined radial and axial loads. This inch-series bearing features a stamped steel cage and is suitable for moderate-speed industrial applications such as gearboxes and conveyor systems.
MODEL 55187C
$89.95 Each
Prices are subject to change
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Returnable:No
Height
4.375
I.D.
1.875 in
Length
4.375
O.D.
4.33 in
Width
1.0594
Technical Specifications
| Type | Cone |
|---|---|
| Bore Type | Round |
| Material | Case Carburized Steel |
| Static Load Rating | 35500 lbf157000 N157.00 kN |
| Dynamic Load Rating | 25900 lbf115000 N115.00 kN |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
| Y2 (Axial Load Factor) | 0.68 |
| e (Axial Load Factor) | 0.88 |
Dimensional Specifications
| |
| B | 1.8750 in47.625 mm |
|---|---|
| Wi | 1.0594 in26.909 mm |
| R | 0.1400 in3.600 mm |
| U | 2.72 in69.0 mm |
| V | 2.44 in62.0 mm |
| a (Effective Load Center) | 0.3000 in7.600 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.
