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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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Description
nu311 emc3 nskN311M 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 5000 min 1 Grease lubrication Oil (Oil bath) 6300 min 1 Oil bath lubrication da (min.)
| N311M |
| 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 | 5000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 6300 | 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. | 1.57 | 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
4.7 ★★★★★
Based on 1456 reviews
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Product Reviews
★★★★★ 5
Quality
Color: Gold
Great a little loss on the wrist but, great. Happy with my choice. ☆☆☆☆☆
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
★★★★★ 5
Muy cómodo y puedes llevar en cualquier ocasión
Color: Silver Bracelet, Black Dial, Color: Silver Bracelet, Black Dial
Demasiado cómodo
Muy lindo y puedes usarlo todo el tiempo una de mis mejores compras puedes llevar lo mismo de dos q de noche
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Reviewed in the United States on May 30, 2026
★★★★★ 4
Good watch
Color: Gold
Nice looking watch and works well
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Reviewed in the United States on July 7, 2025
★★★★★ 5
Buena calidad
Color: Gold
Espectacular, lleva muchos meses de uso diario, incluso hasta duerme mi esposo con él y no ha cambiado de color y su funcionamiento está perfecto
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Reviewed in the United States on March 12, 2026
★★★★★ 5
Bueno
Color: Gold, Color: Gold
Súper rápida la entrega y el producto super
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Reviewed in the United States on March 3, 2026