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NTN 7200HG1DUJ74 duplex angular contact ball bearing, 10 mm straight bore. Universal flush ground design for matched pair mounting with improved geometry steel cage. High-precision bearing for machine tool spindles and applications requiring accurate axial and radial load support.
MODEL 7200HG1DUJ74
$382.08 Each
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2B
0.7087 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
Two
Contact angle
25 º
D (in)
1.1811
d (in)
0.3937
D1
0.9646 in
d2
0.6299 in
D4
1.0039 in
D5
0.7165 in
E (in)
0.0886
Enclosure
Open
I.D.
10 mm
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
r2 max
0.0236 in
r3 max
0.0118 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 |
Precision | ISO Class 4 |
Configuration | Two |
Preload | Light |
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 |
2B | 0.7087 in18.000 mm |
r2 max | 0.0236 in0.600 mm |
r3 max | 0.0118 in0.300 mm |
Contact Angle | 25 |
d2 | 0.6299 in16.000 mm |
D1 | 0.9646 in24.500 mm |
D4 | 1.0039 in25.500 mm |
D5 | 0.7165 in18.200 mm |
E | 0.0886 in2.250 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.
#5035004
Brand
NSK Bearings
Model
7200A5TRDULP4Y
| Brand | Electra/Grove Gear |
| Model | GR8240557.23 |
