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The NTN 7024CVUJ84 is a single-row angular contact ball bearing with a 120 mm straight bore. It features an open design with a phenolic cage and is constructed from high carbon chrome steel. This high-precision bearing is suitable for machine tool spindles and other applications requiring accurate axial and radial load support.
MODEL 7024CVUJ84
$2,053.09 Each
Prices are subject to change
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Returnable:No
a (Load Center)
1.3386 in
B (in)
1.1024
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Phenolic
Cage material
Phenolic
Cage Type
Stratified
Cage type
Stratified
Configuration
One
Contact angle
15 º
D (in)
7.0866
d (in)
4.7244
D1
6.4173 in
d2
5.3937 in
D4
6.6929 in
D5
0.1772 in
Double Row Width
2.2047 in
Dynamic Load Rating
22950 lbf
Dynamic load rating
22950 lbf
E (in)
4.500
Enclosure
Open
I.D.
120 mm
Limiting Speed - Grease
7700 RPM
Limiting speed - grease
7700 RPM
Limiting Speed - Oil
11500 RPM
Limiting speed - oil
11500 RPM
Material
High carbon chrome steel
O.D.
180 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 4
Preload
Medium
Quadruple Row Width
4.4094 in
r2 max
0.0787 in
r3 max
0.0394 in
Static Load Rating
24525 lbf
Static load rating
24525 lbf
Triple Row Width
3.3071 in
Type
Angular Contact Ball Bearing
Technical Specifications
| Type | Angular Contact Ball Bearing |
|---|---|
| Bore Type | Round |
| Material | High Carbon Chrome Steel |
| Cage Type | Stratified |
| Cage Material | Phenolic |
| Ball Material | Steel |
| Limiting Speed - Oil | 11500 RPM |
| Limiting Speed - Grease | 7700 RPM |
| Precision | ISO Class 4 |
| Configuration | One |
| Preload | Medium |
| Static Load Rating | 24525 lbf109000 N109.00 kN |
| Dynamic Load Rating | 22950 lbf102000 N102.00 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 4.7244 in120.000 mm |
|---|---|
| D | 7.0866 in180.000 mm |
| B | 1.1024 in28.000 mm |
| r2 max | 0.0787 in2.000 mm |
| r3 max | 0.0394 in1.000 mm |
| Contact Angle | 15 |
| a (Load Center) | 1.3386 in34.000 mm |
| d2 | 5.3937 in137.000 mm |
| D1 | 6.4173 in163.000 mm |
| D4 | 6.6929 in170.000 mm |
| D5 | 0.1772 in5.6693 mm |
| E | 4.500 in144.000 mm |
| Double Row Width | 2.2047 in56.000 mm |
| Triple Row Width | 3.3071 in84.000 mm |
| Quadruple Row Width | 4.4094 in112.000 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.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
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