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NTN 430244CS550 tapered roller bearing with straight bore and open design. Constructed from through hardened steel for heavy-duty radial and axial load applications in industrial machinery and equipment.
MODEL 430244CS550
$29,168.09 Each
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B1
6.2205 in
Bore Type
Round
Bore type
Round
C (in)
4.8031
Configuration
Two
D (in)
15.7480
d (in)
8.6614
Dynamic Load Rating
315000 lbf
Dynamic load rating
315000 lbf
e
0.49
Enclosure
Open
I.D.
220 mm
Material
Through hardened steel
O.D.
400 in
Precision Rating
Class 0
Precision rating
Class 0
r (in)
0.1575
Static Load Rating
550000 lbf
Static load rating
550000 lbf
Style
TDO
Type
Tapered Roller Bearing
Y0
1.40
Y1
1.40
Y2
2.10
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Through Hardened Steel |
e | 0.49 |
Y1 | 1.40 |
Y2 | 2.10 |
Y0 | 1.40 |
Style | TDO |
Precision Rating | Class 0 |
Configuration | Two |
Static Load Rating | 550000 lbf2440000 N2440.00 kN |
Dynamic Load Rating | 315000 lbf1400000 N1400.00 kN |
Enclosure | Open |
Weight | 149.914 lb68.000 kg |
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.
