The Brief Description of NTN Bearings:
NTN Bearing was one of bearing companies in Japan to develop bearings, which, as essential components for improving the reliability and efficiency of machinery, are regarded as a staple of industry.NTN deep groove ball bearings have deep, uninterrupted raceway grooves. These raceway grooves have a close osculation with the balls, enabling the bearings to accomodate radial and axial loads in both directions.
These NTN bearings are particularly versatile and are:
1.simple in design
2.non separable
3.suitable for high and even very high speeds
4.robust in operation, requiring little maintenance
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NTN Automotive Alternator Bearing B17-99DDW
NTN
NTN Automotive Alternator Bearing B17-99DDW Introduction :
Automotive Alternator Bearing Picture:
![]() | ![]() |
We Can Produce Other NTN Bearing :
| Model | d/mm | D/mm | B/mm | Weight/KG |
| 6000LLU/ZZ | 10 | 26 | 8 | 0.042 |
| 6001LLU/ZZ | 12 | 28 | 8 | 0.049 |
| 6002LLU/ZZ | 15 | 32 | 9 | 0.066 |
| 6003LLU/ZZ | 17 | 35 | 10 | 0.086 |
| 6004LLU/ZZ | 20 | 42 | 12 | 0.152 |
| 6005LLU/ZZ | 25 | 47 | 12 | 0.216 |
| 6006LLU/ZZ | 30 | 55 | 13 | 0.256 |
| 6007LLU/ZZ | 35 | 62 | 14 | 0.342 |
| 6008LLU/ZZ | 40 | 68 | 15 | 0.423 |
| 6009LLU/ZZ | 45 | 75 | 16 | 0.54 |
| 6010LLU/ZZ | 50 | 80 | 16 | 0.575 |
| 6200LLU/ZZ | 10 | 30 | 9 | 0.071 |
| 6201LLU/ZZ | 12 | 32 | 10 | 0.082 |
| 6202LLU/ZZ | 15 | 35 | 11 | 0.099 |
| 6203LLU/ZZ | 17 | 40 | 12 | 0.143 |
| 6204LLU/ZZ | 20 | 47 | 14 | 0.234 |
| 6205LLU/ZZ | 25 | 52 | 15 | 0.282 |
| 6206LLU/ZZ | 30 | 62 | 16 | 0.439 |
| 6207LLU/ZZ | 35 | 72 | 17 | 0.635 |
| 6208LLU/ZZ | 40 | 80 | 18 | 0.807 |
| 6209LLU/ZZ | 45 | 85 | 19 | 0.897 |
| 6210LLU/ZZ | 50 | 90 | 20 | 1.02 |
| 6300LLU/ZZ | 10 | 35 | 11 | 0.117 |
| 6301LLU/ZZ | 12 | 37 | 12 | 0.132 |
| 6302LLU/ZZ | 15 | 42 | 13 | 0.181 |
| 6303LLU/ZZ | 17 | 47 | 14 | 0.254 |
| 6304LLU/ZZ | 20 | 52 | 15 | 0.317 |
| 6305LLU/ZZ | 25 | 62 | 17 | 0.511 |
| 6306LLU/ZZ | 30 | 72 | 19 | 0.763 |
| 6307LLU/ZZ | 35 | 80 | 21 | 1.01 |
| 6308LLU/ZZ | 40 | 90 | 23 | 1.4 |
| 6309LLU/ZZ | 45 | 100 | 25 | 1.84 |
| 6310LLU/ZZ | 50 | 110 | 27 | 2.36 |
NTN Automotive Alternator Bearing B17-99DDW Introduction :
Automotive Alternator Bearing Picture:
![]() | ![]() |
We Can Produce Other NTN Bearing :
| Model | d/mm | D/mm | B/mm | Weight/KG |
| 6000LLU/ZZ | 10 | 26 | 8 | 0.042 |
| 6001LLU/ZZ | 12 | 28 | 8 | 0.049 |
| 6002LLU/ZZ | 15 | 32 | 9 | 0.066 |
| 6003LLU/ZZ | 17 | 35 | 10 | 0.086 |
| 6004LLU/ZZ | 20 | 42 | 12 | 0.152 |
| 6005LLU/ZZ | 25 | 47 | 12 | 0.216 |
| 6006LLU/ZZ | 30 | 55 | 13 | 0.256 |
| 6007LLU/ZZ | 35 | 62 | 14 | 0.342 |
| 6008LLU/ZZ | 40 | 68 | 15 | 0.423 |
| 6009LLU/ZZ | 45 | 75 | 16 | 0.54 |
| 6010LLU/ZZ | 50 | 80 | 16 | 0.575 |
| 6200LLU/ZZ | 10 | 30 | 9 | 0.071 |
| 6201LLU/ZZ | 12 | 32 | 10 | 0.082 |
| 6202LLU/ZZ | 15 | 35 | 11 | 0.099 |
| 6203LLU/ZZ | 17 | 40 | 12 | 0.143 |
| 6204LLU/ZZ | 20 | 47 | 14 | 0.234 |
| 6205LLU/ZZ | 25 | 52 | 15 | 0.282 |
| 6206LLU/ZZ | 30 | 62 | 16 | 0.439 |
| 6207LLU/ZZ | 35 | 72 | 17 | 0.635 |
| 6208LLU/ZZ | 40 | 80 | 18 | 0.807 |
| 6209LLU/ZZ | 45 | 85 | 19 | 0.897 |
| 6210LLU/ZZ | 50 | 90 | 20 | 1.02 |
| 6300LLU/ZZ | 10 | 35 | 11 | 0.117 |
| 6301LLU/ZZ | 12 | 37 | 12 | 0.132 |
| 6302LLU/ZZ | 15 | 42 | 13 | 0.181 |
| 6303LLU/ZZ | 17 | 47 | 14 | 0.254 |
| 6304LLU/ZZ | 20 | 52 | 15 | 0.317 |
| 6305LLU/ZZ | 25 | 62 | 17 | 0.511 |
| 6306LLU/ZZ | 30 | 72 | 19 | 0.763 |
| 6307LLU/ZZ | 35 | 80 | 21 | 1.01 |
| 6308LLU/ZZ | 40 | 90 | 23 | 1.4 |
| 6309LLU/ZZ | 45 | 100 | 25 | 1.84 |
| 6310LLU/ZZ | 50 | 110 | 27 | 2.36 |
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