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NTN 623 is a single-row deep groove ball bearing with a 3 mm straight bore. This open bearing has no seals or shields, making it suitable for high-speed applications where relubrication is required. It is commonly used in small electric motors, instruments, and precision machinery.
MODEL 623
$66.88 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
Clearance
CN
Enclosure
Open
Height
0.394
I.D.
3 mm
Length
0.394
Material
Steel
O.D.
10 mm
Width
0.1575
Technical Specifications
Type | Deep Groove Ball Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Limiting Speed - Oil | 58000 RPM |
Limiting Speed - Grease | 50000 RPM |
Seal Type | None |
Seal Material | None |
Precision | Class 0 |
Configuration | One |
Factor | 12.7 |
Radial Internal Clearance | CN |
Static Load Rating | 50 lbf224 N0.22 kN |
Dynamic Load Rating | 144 lbf640 N0.64 kN |
Enclosure | Open |
Weight | 0.004 lb0.002 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
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 | Electra/Grove Gear |
| Model | EL8260106.00 |
