SKF NA 4903 17mm I.D Needle Needle Roller Bearing, 30mm O.D
- RS Stock No.:
- 209-2307
- Mfr. Part No.:
- NA 4903
- Brand:
- SKF
Subtotal (1 unit)*
£26.78
(exc. VAT)
£32.14
(inc. VAT)
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In Stock
- 10 unit(s) ready to ship
- Plus 999,999,989 unit(s) shipping from 17 November 2025
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Units | Per unit |
|---|---|
| 1 + | £26.78 |
*price indicative
- RS Stock No.:
- 209-2307
- Mfr. Part No.:
- NA 4903
- 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 | 17mm | |
| Outside Diameter | 30mm | |
| Roller Bearing Type | Needle | |
| Race Width | 13mm | |
| Material | Steel | |
| Static Load Rating | 16.3kN | |
| Cage Material | Sheet Metal | |
| Number of Rows | 1 | |
| Dynamic Load Rating | 11.4kN | |
| Limiting Speed | 20000rpm | |
| Reference Speed | 18000rpm | |
| Fatigue Limit Load | 1.96kN | |
Select all | ||
|---|---|---|
Brand SKF | ||
Inside Diameter 17mm | ||
Outside Diameter 30mm | ||
Roller Bearing Type Needle | ||
Race Width 13mm | ||
Material Steel | ||
Static Load Rating 16.3kN | ||
Cage Material Sheet Metal | ||
Number of Rows 1 | ||
Dynamic Load Rating 11.4kN | ||
Limiting Speed 20000rpm | ||
Reference Speed 18000rpm | ||
Fatigue Limit Load 1.96kN | ||
- COO (Country of Origin):
- SK
SKF Needle Roller Bearing, 30mm Outside Diameter, 11.4kN Dynamic Load Rating - NA 4903
This needle roller bearing is designed for applications requiring compact dimensions and high-load capabilities. It provides support for rotating shafts and is well-suited for environments with limited space. Its robust design ensures efficiency and reliability in mechanical operations, delivering optimal performance across various machinery.
Features & Benefits
• Made from steel for enhanced durability
• Single row design for space efficiency
• Capable of high-speed rotation up to 20000r/min
• Dynamic load rating of 11.4kN meets heavy operational demands
• Low friction design improves overall system efficiency
• Fatigue limit load of 1.96kN extends service life
• Single row design for space efficiency
• Capable of high-speed rotation up to 20000r/min
• Dynamic load rating of 11.4kN meets heavy operational demands
• Low friction design improves overall system efficiency
• Fatigue limit load of 1.96kN extends service life
Applications
• Suitable for precision machinery requiring compact bearings
• Ideal for high-speed rotational systems in electrical devices
• Commonly found in mechanical assemblies with restricted space
• Effective in equipment that needs robust load handling
• Ideal for high-speed rotational systems in electrical devices
• Commonly found in mechanical assemblies with restricted space
• Effective in equipment that needs robust load handling
What is the recommended operating speed for this product?
The operating speed can reach up to 20000r/min, making it suitable for fast machinery.
Can this bearing be used in high-load applications?
Yes, it has a dynamic load rating of 11.4kN, appropriate for heavy-duty tasks.
How do I ensure proper installation of this bearing?
Ensure that alignment and clearance are accurate during assembly to maintain optimal performance.
What materials are used in its construction?
It is primarily constructed from steel, featuring a sheet metal cage for support.