NSK NU311EW 55 mm ID Roller Bearing, 120 mm OD
- RS Stock No.:
- 641-959
- Mfr. Part No.:
- NU311EW
- Brand:
- NSK
Image representative of range
Subtotal (1 unit)*
£60.78
(exc. VAT)
£72.94
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 16 November 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £60.78 |
*price indicative
- RS Stock No.:
- 641-959
- Mfr. Part No.:
- NU311EW
- Brand:
- NSK
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | NSK | |
| Product Type | Roller Bearing | |
| Inside Diameter | 55mm | |
| Race Width | 29mm | |
| Bore Type | Cylindrical | |
| Number of Rows | 1 | |
| Outside Diameter | 120mm | |
| Static Load Rating | 143kN | |
| Dynamic Load Rating | 169kN | |
| Maximum Speed - Oil | 5600rpm | |
| Maximum Speed - Grease | 4500rpm | |
| Limiting Speed | 5600rpm | |
| Race Type | Plain | |
| Select all | ||
|---|---|---|
Brand NSK | ||
Product Type Roller Bearing | ||
Inside Diameter 55mm | ||
Race Width 29mm | ||
Bore Type Cylindrical | ||
Number of Rows 1 | ||
Outside Diameter 120mm | ||
Static Load Rating 143kN | ||
Dynamic Load Rating 169kN | ||
Maximum Speed - Oil 5600rpm | ||
Maximum Speed - Grease 4500rpm | ||
Limiting Speed 5600rpm | ||
Race Type Plain | ||
Non Compliant
- COO (Country of Origin):
- JP
The NSK Single row cylindrical roller bearing is engineered for optimal reliability and performance in heavy-duty applications. This precision-designed bearing features a bore diameter of 55 mm and an outside diameter of 120 mm, ensuring a robust configuration for various mechanical setups. Its innovative design caters specifically to dynamic loading conditions, with a Basic dynamic load rating of 169,000 N. The NU311EW is Ideal for use in industries that require durability under adverse operational environments, providing efficient support under both high-speed and heavy-load conditions.
Designed for effective radial load handling in Compact spaces
Optimised for high rotational speeds up to 9,000 min-1 with proper lubrication
Features chamfered dimensions for smoother operation and prolonged service life
Incorporates robust mass characteristics, weighing approximately 1,463 kg for substantial load applications
Enhanced shaft abutment and fillet dimensions promote compatibility with diverse machinery configurations
Reduces maintenance needs due to its Durable construction and resistance to wear
Related links
- NSK NU311ET 55 mm ID Roller Bearing, 120 mm OD
- NSK 22311EAE4C3 Straight 55 mm ID Spherical Roller Bearing, 120 mm OD
- NSK 21311EAE4 Straight 55 mm ID Spherical Roller Bearing, 120 mm OD
- SKF NU 311 ECP/C3 55 mm ID Roller Bearing, 120 mm OD
- SKF NU 2311 ECP/C3 55 mm ID Roller Bearing, 120 mm OD
- SKF NU 311 ECM/C3 55 mm ID Roller Bearing, 120 mm OD
- SKF NU 311 ECJ/C3 55 mm ID Roller Bearing, 120 mm OD
- NTN NU311ET2X 55 mm ID Roller Bearing, 120 mm OD


