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NTN 33005 is a single row metric tapered roller bearing with a 25 mm straight bore. This open bearing features a case carburized steel construction for durability under heavy radial and axial loads. Designed for gearboxes, wheel hubs, and industrial machinery requiring high load capacity.
MODEL 33005
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$63.61 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
Height
1.85
I.D.
0.9843 in
Length
1.85
Material
Case carburized steel
O.D.
1.8504 in
Width
0.6693
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Limiting Speed - Oil | 11000 RPM |
Limiting Speed - Grease | 8000 RPM |
Style | Cone & Cup |
Precision Rating | Class 0 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.29 |
Y2 (Axial Load Factor) | 2.07 |
Y0 (Axial Load Factor) | 1.14 |
Static Load Rating | 9100 lbf40500 N40.50 kN |
Dynamic Load Rating | 7300 lbf32500 N32.50 kN |
Enclosure | Open |
Weight | 0.287 lb0.130 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 0.9843 in25.000 mm |
D | 1.8504 in47.000 mm |
C | 0.5512 in14.000 mm |
B | 0.6693 in17.000 mm |
a (Effective Load Center) | -0.2362 in-6.000 mm |
T | 0.6693 in17.000 mm |
r | 0.0200 in0.600 mm |
R | 0.02 in0.6 mm |
da | 1.16 in29.5 mm |
db | 1.14 in29.0 mm |
Da | 1.67 in42.5 mm |
Da min | 1.57 in40.0 mm |
Db | 1.71 in43.5 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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