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NTN 33110 is a single row metric tapered roller bearing with a 50 mm straight bore. This open bearing features a case carburized steel construction for durability under heavy radial and axial loads. It is suitable for gearboxes, wheel hubs, and industrial machinery requiring high load capacity.
MODEL 33110
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$66.73 Each
Prices are subject to change
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
Bearing Type
Tapered roller bearing
Enclosure
Open
I.D.
1.9685 in
Material
Case carburized steel
O.D.
3.3465 in
Width
1.0236 in
Technical Specifications
| Type | Tapered Roller Bearing |
|---|---|
| Bore Type | Round |
| Material | Case Carburized Steel |
| Limiting Speed - Oil | 5600 RPM |
| Limiting Speed - Grease | 4200 RPM |
| Style | Cone & Cup |
| Precision Rating | Class 0 |
| Configuration | One |
| Lubrication | w/o Oil Hole |
| e (Axial Load Factor) | 0.41 |
| Y2 (Axial Load Factor) | 1.46 |
| Y0 (Axial Load Factor) | 0.80 |
| Static Load Rating | 27200 lbf121000 N121.00 kN |
| Dynamic Load Rating | 19400 lbf86500 N86.50 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 1.9685 in50.000 mm |
|---|---|
| D | 3.3465 in85.000 mm |
| C | 0.7874 in20.000 mm |
| B | 1.0236 in26.000 mm |
| a (Effective Load Center) | -0.2165 in-5.500 mm |
| T | 1.0236 in26.000 mm |
| r | 0.0600 in1.500 mm |
| R | 0.06 in1.5 mm |
| da | 2.30 in58.5 mm |
| db | 2.20 in56.0 mm |
| Da | 3.01 in76.5 mm |
| Da min | 2.91 in74.0 mm |
| Db | 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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