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NTN JHM840449/JHM#09 is an inch series single row tapered roller bearing with a straight bore. Designed for high radial and axial load capacity in industrial gearboxes, axle housings, and heavy machinery applications.
MODEL JHM840449/JHM#09
$5,442.41 Each
Prices are subject to change
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a (Effective Load Center)
0.3200 in
B (in)
7.8740
Bore type
Round
Bore Type
Round
Cone Number
JHM840449
Configuration
One
Cup Number
JHM840410
D (in)
11.8110
Dynamic load rating
153000 lbf
Dynamic Load Rating
153000 lbf
e (Axial Load Factor)
0.52
Enclosure
Open
I.D.
7.874 in
Lubrication
w/o Oil Hole
Material
Case Carburized Steel
O.D.
11.811 in
Operating temperature range
-40 to 250 ºF
Operating Temperature Range
-40 to 250 °F
Precision rating
Class N
Precision Rating
Class N
R (in)
0.14
r (in)
0.1000
Static load rating
295000 lbf
Static Load Rating
295000 lbf
Style
Cone & Cup
Type
Tapered Roller Bearing
U
8.78 in
V
8.45 in
W
2.5591 in
Wi
2.4409 in
Width
5.5512 in
Wo
2.0079 in
X
11.38 in
Y2 (Axial Load Factor)
1.15
Z
10.75 in
Tapered Roller Set
- Inch Series and J Series The NTN Tapered Roller Set (Catalog Number: JHM840449/JHM#09) is a high-performance bearing solution designed for applications requiring superior load handling and rotational efficiency. This set is engineered to support heavy axial and radial loads, making it ideal for various automotive and industrial applications.
Key Features
- Precision Engineering: Manufactured with strict tolerances to ensure optimal fit and performance in demanding environments.
- High Load Capacity: Designed to accommodate both axial and radial loads, providing excellent stability and durability under stress.
- Quality Materials: Constructed from premium-grade steel, enhancing resistance to wear and extending service life.
- Optimized Design: Features an internal geometry that reduces friction and improves energy efficiency, contributing to lower operational costs.
- Versatile Compatibility: Suitable for a wide range of vehicles and machinery, ensuring adaptability across multiple applications.
Applications
- Automotive Industry: Perfect for use in wheel hubs, transmissions, and differential assemblies, where reliable load-bearing is crucial.
- Heavy Machinery: Ideal for construction and agricultural equipment that demand robust performance under heavy loads.
- Industrial Equipment: Suitable for various industrial applications that require dependable and long-lasting bearing solutions.
Benefits
- Enhanced Performance: Improves overall system efficiency by minimizing friction, leading to lower energy consumption and smoother operation.
- Increased Reliability: The sturdy design and quality materials provide long-lasting performance, reducing the need for frequent replacements and maintenance.
- Cost-Effective Solution: By offering high load capacity and durability, this tapered roller set helps minimize downtime and operational costs. --- Product information compiled with AI assistance for reference purposes.
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 | Dichtomatik |
| Model | K03-140X115X25.4H9 |
