NTN RNA4903R 22 mm ID Needle Roller Bearing Machined-ring, Needle Roller, 30 mm OD
- RS Stock No.:
- 453-492
- Mfr. Part No.:
- RNA4903R
- Brand:
- NTN
Subtotal (1 unit)*
£16.03
(exc. VAT)
£19.24
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 13 unit(s) shipping from 26 January 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £16.03 |
*price indicative
- RS Stock No.:
- 453-492
- Mfr. Part No.:
- RNA4903R
- Brand:
- NTN
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | NTN | |
| Product Type | Needle Roller Bearing | |
| Inside Diameter | 22 mm | |
| Race Width | 13mm | |
| Bore Type | Cylindrical | |
| Roller Material | Steel | |
| Maximum Speed - Oil | 18000rpm | |
| Maximum Speed - Grease | 12000rpm | |
| Internal Clearance | CN | |
| Standards/Approvals | RoHS | |
| Series | RNA4903R | |
| Static Load Rating | 14.6kN | |
| Number of Rows | 1 | |
| Dynamic Load Rating | 11.2kN | |
| Bearing Material | Steel | |
| Outside Diameter | 30 mm | |
| Race Type | Needle Roller | |
| Bearing Type | Machined-ring, Needle Roller | |
| Select all | ||
|---|---|---|
Brand NTN | ||
Product Type Needle Roller Bearing | ||
Inside Diameter 22 mm | ||
Race Width 13mm | ||
Bore Type Cylindrical | ||
Roller Material Steel | ||
Maximum Speed - Oil 18000rpm | ||
Maximum Speed - Grease 12000rpm | ||
Internal Clearance CN | ||
Standards/Approvals RoHS | ||
Series RNA4903R | ||
Static Load Rating 14.6kN | ||
Number of Rows 1 | ||
Dynamic Load Rating 11.2kN | ||
Bearing Material Steel | ||
Outside Diameter 30 mm | ||
Race Type Needle Roller | ||
Bearing Type Machined-ring, Needle Roller | ||
- COO (Country of Origin):
- JP
The NTN Needle roller bearing features a solid machined ring for enhanced strength and durability. It has radial clearance class CN for standard internal clearance and precision class P0 for general-purpose accuracy. Suitable for high-load applications with limited radial space. Ideal for gearboxes, engines, and industrial machinery.
The minimum operating temperature is -20°C
Rolling element material is Acier 100Cr6
Precision class is P0
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