SKF 6404/C3 1 Row Ball Bearing - 20 mm ID, 72 mm OD
- RS Stock No.:
- 207-5395
- Mfr. Part No.:
- 6404/C3
- Brand:
- SKF
Subtotal (1 unit)*
£54.46
(exc. VAT)
£65.35
(inc. VAT)
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In Stock
- Plus 10 unit(s) shipping from 01 December 2025
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Units | Per unit |
|---|---|
| 1 + | £54.46 |
*price indicative
- RS Stock No.:
- 207-5395
- Mfr. Part No.:
- 6404/C3
- Brand:
- SKF
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | SKF | |
| Inside Diameter | 20 mm | |
| Product Type | Ball Bearing | |
| Outside Diameter | 72 mm | |
| Race Width | 19mm | |
| Cage Material | Sheet Metal | |
| Ball Material | Steel | |
| End Type | Open | |
| Number of Rows | 1 | |
| Static Load Rating | 15kN | |
| Internal Clearance | C3 | |
| Dynamic Load Rating | 30.7kN | |
| Bore Type | Parallel | |
| Series | 6404 | |
| Standards/Approvals | No | |
| Limiting Speed | 15000rpm | |
| Bearing Type | Single Row Deep Groove Ball | |
| Select all | ||
|---|---|---|
Brand SKF | ||
Inside Diameter 20 mm | ||
Product Type Ball Bearing | ||
Outside Diameter 72 mm | ||
Race Width 19mm | ||
Cage Material Sheet Metal | ||
Ball Material Steel | ||
End Type Open | ||
Number of Rows 1 | ||
Static Load Rating 15kN | ||
Internal Clearance C3 | ||
Dynamic Load Rating 30.7kN | ||
Bore Type Parallel | ||
Series 6404 | ||
Standards/Approvals No | ||
Limiting Speed 15000rpm | ||
Bearing Type Single Row Deep Groove Ball | ||
- COO (Country of Origin):
- IT
SKF Ball Bearing, 20mm Inside Diameter, 72mm Outside Diameter - 6404/C3
This ball bearing is characterised by its deep groove design, making it ideal for high load applications. Featuring a 20mm inner diameter and a 72mm outer diameter, this bearing is a single row deep groove type with an open sealing arrangement. Constructed from durable steel, it promises long-lasting performance in various mechanical systems.
Features & Benefits
• C3 clearance allows for increased radial internal clearance for better performance
• Open type design facilitates lubrication and cooling for optimal operation
• Static load rating of 15 kN supports substantial static workloads
• Dynamic load rating of 30.7 kN accommodates high-speed applications
• Steel construction ensures durability and resistance to wear
• Designed for a reference speed of 24,000 r/min for efficient functioning
Applications
• Employed in electric motor housings for enhanced efficiency
• Utilised in conveyor systems where high load bearing is essential
• Suitable for various mechanical equipment requiring robust bearings
• Ideal for automotive demanding reliable performance
What are the specific advantages of using a C3 clearance ball bearing in machinery?
C3 clearance ball bearings provide a greater internal clearance, which reduces friction and heat build-up, facilitating smooth and efficient rotation in high-speed applications. This feature is particularly beneficial in environments with temperature fluctuations, as it accommodates thermal expansion without compromising performance.
How can the open type design impact the maintenance of this bearing?
The open type design allows for easy access to lubrication points, making it simpler to maintain and prolong the bearing's operational life. Regular lubrication can significantly enhance its performance and reduce the likelihood of wear or failure.
What load capabilities should I consider when selecting this bearing for my application?
With a static load rating of 15 kN and a dynamic load rating of 30.7 kN, this bearing is well-suited for applications involving substantial static loads and high-speed operations. Evaluating these ratings against your specific application needs will ensure optimal functionality.
Related links
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- FAG 6306-C-2Z-C3 1 Row Ball Bearing - 30 mm ID, 72 mm OD
- SKF 6306/C3 1 Row Ball Bearing - 30 mm ID, 72 mm OD
- SKF 6306-2Z/C3 1 Row Ball Bearing - 30 mm ID, 72 mm OD
- FAG 6306-2RSR-C3 1 Row Ball Bearing - 30 mm ID, 72 mm OD
- INA 6207-C-C3 1 Row Ball Bearing - 35 mm ID, 72 mm OD
- SKF 62207-2RS1/C3 1 Row Ball Bearing - 35 mm ID, 72 mm OD
- FAG 6306-2Z-C3 1 Row Ball Bearing - 30 mm ID, 72 mm OD


