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NTN 37425/37625 inch series tapered roller bearing with a straight bore and open enclosure. Constructed from case carburized steel, this single row bearing is designed for applications requiring high radial and axial load capacity. Common uses include gearboxes, vehicle wheel hubs, and industrial machinery.
MODEL 37425/37625
$212.84 Each
Prices are subject to change
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Returnable:No
a (Effective Load Center)
0.5400 in
B (in)
4.2500
Bore Type
Round
Bore type
Round
Cone Number
37425
Configuration
One
Cup Number
37625
D (in)
6.2500
Dynamic Load Rating
24100 lbf
Dynamic load rating
24100 lbf
e (Axial Load Factor)
0.61
Enclosure
Open
I.D.
4.25 in
Lubrication
w/o Oil Hole
Material
Case carburized steel
O.D.
6.25 in
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision Rating
Class 2
Precision rating
Class 2
R (in)
0.14
r (in)
0.1300
Static Load Rating
40500 lbf
Static load rating
40500 lbf
Style
Cone & cup
Type
Tapered Roller Bearing
U
4.80 in
V
4.53 in
W
0.9063 in
Wi
0.8440 in
Wo
0.6250 in
X
5.98 in
Y2 (Axial Load Factor)
0.99
Z
5.63 in
Technical Specifications
Type |
Tapered Roller Bearing |
Bore Type |
Round |
Material |
Case Carburized Steel |
Style |
Cone & Cup |
Precision Rating |
Class 2 |
Cone Number |
37425 |
Cup Number |
37625 |
Configuration |
One |
Lubrication |
w/o Oil Hole |
e (Axial Load Factor) |
0.61 |
Y2 (Axial Load Factor) |
0.99 |
Static Load Rating |
40500 lbf180000 N180.00 kN |
Dynamic Load Rating |
24100 lbf107000 N107.00 kN |
Enclosure |
Open |
Operating Temperature Range |
-40 to 250 F-40 to 120 C |
Dimensional Specifications
|
|
|
B |
4.2500 in107.950 mm |
D |
6.2500 in158.750 mm |
Wo |
0.6250 in15.875 mm |
Wi |
0.8440 in21.438 mm |
W |
0.9063 in23.020 mm |
r |
0.1300 in3.300 mm |
R |
0.14 in3.5 mm |
a (Effective Load Center) |
0.5400 in13.700 mm |
U |
4.80 in122.0 mm |
V |
4.53 in115.0 mm |
X |
5.98 in152.0 mm |
Z |
5.63 in143.0 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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