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NTN 1202G15 is a 12 series self-aligning ball bearing with a 15 mm straight bore. It features an improved geometry steel cage and is designed to accommodate misalignment in applications such as fans, conveyors, and agricultural equipment.
MODEL 1202G15
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$50.67 Each
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Brand Minimum Order Quantity: 2
Typically Ships in: 1 day
Returnable:No
B (in)
0.4331
Ball Material
Steel
Ball material
Steel
Bore Type
Cylindrical
Bore type
Cylindrical
Cage Material
Nylon
Cage material
Nylon
Cage Type
Fiber Glass Reinforced
Cage type
Fiber glass reinforced
Configuration
One
D (in)
1.3780
d (in)
0.5906
Da max
1.2205 in
da min
0.748 in
Dynamic Load Rating
1710 lbf
Dynamic load rating
1710 lbf
Enclosure
Open
I.D.
15 mm
Limiting Speed - Grease
18000 RPM
Limiting speed - grease
18000 RPM
Limiting Speed - Oil
22000 RPM
Limiting speed - oil
22000 RPM
Material
High carbon chrome steel
O.D.
35 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
Class 0
r (in)
0.0236
Radial Internal Clearance
CN
Radial internal clearance
CN
ras max
0.0236 in
Seal material
None
Seal type
None
Static Load Rating
395 lbf
Static load rating
395 lbf
Type
Self Aligning Ball Bearing
Y0
2.10
Y1
2.00
Y2
3.10
Technical Specifications
| Type | Self Aligning Ball Bearing |
|---|---|
| Bore Type | Cylindrical |
| Material | High Carbon Chrome Steel |
| Cage Type | Fiber Glass Reinforced |
| Cage Material | Nylon |
| Ball Material | Steel |
| Limiting Speed - Oil | 22000 RPM |
| Limiting Speed - Grease | 18000 RPM |
| Y1 | 2.00 |
| Y2 | 3.10 |
| Y0 | 2.10 |
| Seal Type | None |
| Seal Material | None |
| Precision | Class 0 |
| Configuration | One |
| Radial Internal Clearance | CN |
| Static Load Rating | 395 lbf1750 N1.75 kN |
| Dynamic Load Rating | 1710 lbf7600 N7.60 kN |
| Enclosure | Open |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 0.5906 in15.000 mm |
|---|---|
| D | 1.3780 in35.000 mm |
| B | 0.4331 in11.000 mm |
| r | 0.0236 in0.600 mm |
| da min | 0.7480 in19.000 mm |
| Da max | 1.2205 in31.000 mm |
| ras max | 0.0236 in0.600 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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