NSK 6311DDUC3 1 Row Deep Groove Ball Bearing - 55 mm ID, 120 mm OD
- RS Stock No.:
- 644-031
- Mfr. Part No.:
- 6311DDUC3
- Brand:
- NSK
Subtotal (1 unit)*
£42.34
(exc. VAT)
£50.81
(inc. VAT)
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In Stock
- Plus 2 unit(s) shipping from 01 December 2025
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Units | Per unit |
|---|---|
| 1 + | £42.34 |
*price indicative
- RS Stock No.:
- 644-031
- Mfr. Part No.:
- 6311DDUC3
- 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 | |
| Inside Diameter | 55 mm | |
| Product Type | Deep Groove Ball Bearing | |
| Outside Diameter | 120 mm | |
| Race Width | 29mm | |
| Cage Material | Steel | |
| Ball Material | Steel | |
| Number of Rows | 1 | |
| Static Load Rating | 44500N | |
| Dynamic Load Rating | 78500N | |
| Standards/Approvals | No | |
| Bore Type | Parallel | |
| Limiting Speed | 4000rpm | |
| Bearing Type | Single Row Deep Groove Ball | |
| Race Type | Plain | |
| Select all | ||
|---|---|---|
Brand NSK | ||
Inside Diameter 55 mm | ||
Product Type Deep Groove Ball Bearing | ||
Outside Diameter 120 mm | ||
Race Width 29mm | ||
Cage Material Steel | ||
Ball Material Steel | ||
Number of Rows 1 | ||
Static Load Rating 44500N | ||
Dynamic Load Rating 78500N | ||
Standards/Approvals No | ||
Bore Type Parallel | ||
Limiting Speed 4000rpm | ||
Bearing Type Single Row Deep Groove Ball | ||
Race Type Plain | ||
Non Compliant
- COO (Country of Origin):
- JP
The NSK Single‑row deep groove ball bearing engineered for durability and low maintenance in demanding applications. It features a 55 mm bore diameter, 120 mm outer diameter, and 29 mm width, making it well‑suited for robust mechanical systems. The bearing is equipped with double contact rubber seals (DDU) and C3 internal clearance, offering enhanced protection against contaminants while accommodating thermal expansion. It delivers a basic dynamic load rating of 78,500 N and a static load rating of 44,500 N, ensuring reliable performance under heavy load conditions.
Robust and compact construction for space efficient installation
High quality bearing steel ensures excellent durability
Lightweight design
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