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The NTN 7200CG1UJ74 is a single-row angular contact ball bearing with a 10 mm straight bore. It features an improved geometry steel cage (G1) and is designed for high-precision applications requiring axial and radial load support. Common uses include machine tool spindles, pumps, and compressors.
MODEL 7200CG1UJ74
$203.80 Each
Prices are subject to change
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Returnable:No
a (Load Center)
0.2756 in
B (in)
0.3543
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)
1.1811
d (in)
0.3937
D1
0.9646 in
d2
0.6299 in
D4
1.0039 in
D5
0.0886 in
Double Row Width
0.7087 in
Dynamic Load Rating
1688 lbf
Dynamic load rating
1688 lbf
E (in)
2.250
Enclosure
Open
I.D.
10 mm
Limiting Speed - Grease
53000 RPM
Limiting speed - grease
53000 RPM
Limiting Speed - Oil
82000 RPM
Limiting speed - oil
82000 RPM
Material
High carbon chrome steel
O.D.
30 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 4
Preload
Light
Quadruple Row Width
1.4173 in
r2 max
0.0236 in
r3 max
0.0118 in
Static Load Rating
833 lbf
Static load rating
833 lbf
Triple Row Width
1.0630 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 | 82000 RPM |
| Limiting Speed - Grease | 53000 RPM |
| Precision | ISO Class 4 |
| Configuration | One |
| Preload | Light |
| Static Load Rating | 833 lbf3700 N3.70 kN |
| Dynamic Load Rating | 1688 lbf7500 N7.50 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 0.3937 in10.000 mm |
|---|---|
| D | 1.1811 in30.000 mm |
| B | 0.3543 in9.000 mm |
| r2 max | 0.0236 in0.600 mm |
| r3 max | 0.0118 in0.300 mm |
| Contact Angle | 15 |
| a (Load Center) | 0.2756 in7.000 mm |
| d2 | 0.6299 in16.000 mm |
| D1 | 0.9646 in24.500 mm |
| D4 | 1.0039 in25.500 mm |
| D5 | 0.0886 in0.7165 mm |
| E | 2.250 in18.200 mm |
| Double Row Width | 0.7087 in18.000 mm |
| Triple Row Width | 1.0630 in27.000 mm |
| Quadruple Row Width | 1.4173 in36.000 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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