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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
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Description
NU311EWC3 NSKN311W d 55 mm Bore diameter D 120 mm Outside diameter B 29 mm Width EW 104. 5 mm Raceway diameter of outer ring r (min.) 2 mm Chamfer dimension r1 (min.) 2 mm Chamfer dimension Cr 136000 N Basic dynamic load rating C0r 111000 N Basic static load rating Thermal Speed Rating (Oil bath) 6300 min 1 Oil bath lubrication subject to conditions outlined in ISO 15312 Grease 4000 min 1 Grease lubrication Oil (Oil bath) 5000 min 1 Oil bath lubrication da (min.)
| N311W |
| d | 55 | mm | Bore diameter |
| D | 120 | mm | Outside diameter |
| B | 29 | mm | Width |
| EW | 104.5 | mm | Raceway diameter of outer ring |
| r (min.) | 2 | mm | Chamfer dimension |
| r1 (min.) | 2 | mm | Chamfer dimension |
| Cr | 136000 | N | Basic dynamic load rating |
| C0r | 111000 | N | Basic static load rating |
| Thermal Speed Rating (Oil-bath) | 6300 | min-1 | Oil-bath lubrication subject to conditions outlined in ISO 15312 |
| Grease | 4000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 5000 | min-1 | Oil-bath lubrication |
| da (min.) | 64 | mm | Diameter of shaft abutment (min) |
| Db (min.) | 107 | mm | Diameter of housing abutment |
| rb (max.) | 2 | mm | Radius of shaft or housing fillet |
| Db (max.) | 111 | mm | Diameter of housing abutment |
| ra (max.) | 2 | mm | Radius of shaft or housing fillet |
| Mass approx. | 1.42 | kg | Mass approx. |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 6 reviews
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Product Reviews
★★★★★ 5
Love these shirts
These shirts feel so soft and good to wear.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 1, 2023
★★★★★ 5
Great fit and material
I love these soft cotton polos! So comfortable and fit perfectly. I checked the tags and stitching and they are authentic Ralph Lauren polos!
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Reviewed in the United States on October 13, 2019
★★★★★ 3
Fades easily
Size: X-Large, Color: Ralph Lauren Black
It starts fading after a few washes
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Reviewed in the United States on August 25, 2025
★★★★★ 5
Very expensive
Size: X-Large, Color: Ralph Lauren Navy.
Very nice shirt. Good quality
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Reviewed in the United States on March 18, 2025
★★★★★ 5
Comfy!
My husband loves this shirt. It’s soft, fits well, and is a nice color
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Reviewed in the United States on February 7, 2020