NTN NA4903R 17 mm ID Roller Bearing Needle Roller, 30 mm OD
- RS Stock No.:
- 454-058
- Mfr. Part No.:
- NA4903R
- Brand:
- NTN
Subtotal (1 unit)*
£23.42
(exc. VAT)
£28.10
(inc. VAT)
FREE delivery for orders over £60.00
Temporarily out of stock
- Shipping from 22 September 2026
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Units | Per unit |
|---|---|
| 1 + | £23.42 |
*price indicative
- RS Stock No.:
- 454-058
- Mfr. Part No.:
- NA4903R
- 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 | Roller Bearing | |
| Inside Diameter | 17mm | |
| Race Width | 13mm | |
| Bore Type | Cylindrical | |
| Roller Material | Steel | |
| Standards/Approvals | RoHS | |
| Series | NA4903R | |
| Maximum Speed - Oil | 18000rpm | |
| Maximum Speed - Grease | 12000rpm | |
| Number of Rows | 1 | |
| Static Load Rating | 14.6kN | |
| Internal Clearance | CN | |
| Outside Diameter | 30mm | |
| Dynamic Load Rating | 11.2kN | |
| Bearing Type | Needle Roller | |
| Race Type | Needle Roller | |
| Select all | ||
|---|---|---|
Brand NTN | ||
Product Type Roller Bearing | ||
Inside Diameter 17mm | ||
Race Width 13mm | ||
Bore Type Cylindrical | ||
Roller Material Steel | ||
Standards/Approvals RoHS | ||
Series NA4903R | ||
Maximum Speed - Oil 18000rpm | ||
Maximum Speed - Grease 12000rpm | ||
Number of Rows 1 | ||
Static Load Rating 14.6kN | ||
Internal Clearance CN | ||
Outside Diameter 30mm | ||
Dynamic Load Rating 11.2kN | ||
Bearing Type Needle Roller | ||
Race Type Needle Roller | ||
- COO (Country of Origin):
- JP
The NTN Needle roller bearing combines precision engineering with robust performance, is specifically designed for applications requiring high load capacity in confined spaces. This exceptional bearing features a machined ring design that not only enhances its durability but also supports efficient operation under varying conditions. With its innovative lubrication provisions, it ensures extended service life and reliability, making it an ideal choice for demanding mechanical setups. The compact dimensions of this bearing allow for easy integration into your assemblies while delivering uncompromised performance levels.
Compact size ensures easy installation in tight spaces
Engineered to operate efficiently across a wide temperature range
Provides excellent dynamic and static load ratings, ensuring reliability
Reinforced internals support both grease and oil lubrication methods
Conforms to precision class P0 for better functionality
Constructed from high-quality materials for increased lifespan
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