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Description
6818 DDU NSK6818DDU d 90 mm Bore diameter D 115 mm Outside diameter B 13 mm Width r (min.) 1 mm Chamfer dimension Cr 20900 N Basic dynamic load rating C0r 21000 N Basic static load rating Grease 3000 min 1 Grease lubrication da (min.) 95 mm Diameter of shaft abutment (min) da (max.) 95. 5 mm Diameter of shaft abutment Da (max.) 110 mm Diameter of housing abutment ra (max.) 1 mm Radius of shaft or housing fillet fo 17. 2 Factor z 24 Number of Balls Dw 7. 144 mm
| 6818DDU |
| d | 90 | mm | Bore diameter |
| D | 115 | mm | Outside diameter |
| B | 13 | mm | Width |
| r (min.) | 1 | mm | Chamfer dimension |
| Cr | 20900 | N | Basic dynamic load rating |
| C0r | 21000 | N | Basic static load rating |
| Grease | 3000 | min-1 | Grease lubrication |
| da (min.) | 95 | mm | Diameter of shaft abutment (min) |
| da (max.) | 95.5 | mm | Diameter of shaft abutment |
| Da (max.) | 110 | mm | Diameter of housing abutment |
| ra (max.) | 1 | mm | Radius of shaft or housing fillet |
| fo | 17.2 | Factor |
| z | 24 | Number of Balls | |
| Dw | 7.144 | mm | Ball Diameter (mm) |
| Mass approx. | 0.276 | kg | Mass approx. |
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4.5 ★★★★★
Based on 23 reviews
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Product Reviews
★★★★★ 5
Amazing recourse, even while in nursing school
Format: Paperback
I buy this for everyone I know how gets into nursing school. It helped me as a resource while in school. Topics are a few pages, unlike your textbook where they are 30-60 pages
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2026
★★★★★ 5
Helpful for nursing school and NCLEX
Format: Paperback
This book was helpful in my nursing school journey. I still use it and it breaks it all down in simpler terms to better understand the material. Highly recommend for med-surg nursing.
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Reviewed in the United States on January 10, 2025
★★★★★ 5
Valuable resource
Format: Spiral-bound
Excellent book for NCLEX prepping.
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Reviewed in the United States on May 6, 2025
★★★★★ 5
Definitely worth the purchase!!!
Format: Paperback
I am in my first semester of med surg and it's extremely helpful. Make sure to utilize the access code too with all the extra practice questions!!!! Love it.
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Reviewed in the United States on May 21, 2022
★★★★★ 5
Must have for NCLEX
Format: Paperback
This book is a must have for NCLEX review. It has beautiful pictures, concise and straight to the point information. Highly recommend it.
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Reviewed in the United States on March 27, 2022