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NTN 55175CPW3/55437PW2 is an inch series tapered roller bearing set consisting of cone 55175CPW3 and cup 55437PW2. This open bearing features a straight bore and is constructed from case carburized steel for durability. Designed for applications requiring high radial and axial load capacity in a compact assembly.
MODEL 55175CPW3/55437PW2
$102.35 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
0.3000 in
B (in)
1.7500
Bore type
Round
Bore Type
Round
Cone Number
55175CPW3
Configuration
One
Cup Number
55437PW2
D (in)
4.3750
Dynamic load rating
25900 lbf
Dynamic Load Rating
25900 lbf
e (Axial Load Factor)
0.88
Enclosure
Open
Lubrication
w/o Oil Hole
Material
Case Carburized Steel
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision rating
Special tolerance
Precision Rating
Special Tolerance
R (in)
0.14
r (in)
0.1300
Static load rating
35500 lbf
Static Load Rating
35500 lbf
Style
Cone & Cup
Type
Tapered Roller Bearing
U
2.76 in
V
2.52 in
W
1.1875 in
Wi
1.0594 in
Wo
0.8125 in
X
4.13 in
Y0 (Axial Load Factor)
0.37
Y2 (Axial Load Factor)
0.68
Z
3.62 in
Technical Specifications
Type | Tapered Roller Bearing |
Bore Type | Round |
Material | Case Carburized Steel |
Style | Cone & Cup |
Precision Rating | Special tolerance |
Cone Number | 55175CPW3 |
Cup Number | 55437PW2 |
Configuration | One |
Lubrication | w/o Oil Hole |
e (Axial Load Factor) | 0.88 |
Y2 (Axial Load Factor) | 0.68 |
Y0 (Axial Load Factor) | 0.37 |
Static Load Rating | 35500 lbf157000 N157.00 kN |
Dynamic Load Rating | 25900 lbf115000 N115.00 kN |
Enclosure | Open |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
B | 1.7500 in44.450 mm |
D | 4.3750 in111.125 mm |
Wo | 0.8125 in20.638 mm |
Wi | 1.0594 in26.909 mm |
W | 1.1875 in30.162 mm |
r | 0.1300 in3.300 mm |
R | 0.14 in3.5 mm |
a (Effective Load Center) | 0.3000 in7.600 mm |
U | 2.76 in70.0 mm |
V | 2.52 in64.0 mm |
X | 4.13 in105.0 mm |
Z | 3.62 in92.0 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.
| Brand | Champion |
| Model | CM95-3/8X8X10 |
| Brand | MROSupply Fasteners |
| Model | FSTPCK-116317 |
