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NTN 570/563 inch series tapered roller bearing assembly with straight bore and open enclosure. Constructed from case carburized steel for high radial and axial load capacity in compact applications. Suitable for gearboxes, conveyor systems, and industrial machinery.
MODEL 570/563
$177.95 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
-0.3200 in
B (in)
2.6875
Bore Type
Round
Bore type
Round
Cone Number
570
Configuration
One
Cup Number
563
D (in)
5.0000
Dynamic Load Rating
40000 lbf
Dynamic load rating
40000 lbf
e (Axial Load Factor)
0.36
Enclosure
Open
Lubrication
w/o Oil Hole
Material
Case carburized steel
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 4
Precision rating
Class 4
R (in)
0.14
r (in)
0.1300
Static Load Rating
58000 lbf
Static load rating
58000 lbf
Style
Cone & cup
Type
Tapered Roller Bearing
U
3.27 in
V
3.03 in
W
1.4375 in
Wi
1.4240 in
Wo
1.1250 in
X
4.72 in
Y2 (Axial Load Factor)
1.65
Z
4.41 in
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Style | Cone & Cup |
Precision Rating | Class 4 |
Cone Number | 570 |
Cup Number | 563 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.36 |
Y2 (Axial Load Factor) | 1.65 |
Static Load Rating | 58000 lbf259000 N259.00 kN |
Dynamic Load Rating | 40000 lbf178000 N178.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
B | 2.6875 in68.263 mm |
D | 5.0000 in127.000 mm |
Wo | 1.1250 in28.575 mm |
Wi | 1.4240 in36.170 mm |
W | 1.4375 in36.512 mm |
r | 0.1300 in3.300 mm |
R | 0.14 in3.5 mm |
a (Effective Load Center) | -0.3200 in-8.100 mm |
U | 3.27 in83.0 mm |
V | 3.03 in77.0 mm |
X | 4.72 in120.0 mm |
Z | 4.41 in112.0 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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