small ball bearing miniature ball bearing miniature bearing bearing 688zz micro ball bearing tiny ball bearing mini ball bearing miniature ball
| d | D | 2B | rs min | r1s min | Cr | Cor | Grease | oil | (Approx.) | |
| 40 | 80 | 36 | 1.1 | 0.6 | 59 | 50.5 | 11 000 |
15 000 |
0.7 | 7208CDB | 45 | 85 | 38 | 1.1 | 0.6 | 66.5 | 57.5 | 10 000 |
13 000 |
0.8 | 7209CDB |
| 50 | 90 | 40 | 1.1 | 0.6 | 69.5 | 63.5 | 9 100 |
12 000 |
0.908 | 7210CDB | 55 | 100 | 42 | 1.5 | 1 | 86 | 80 | 8 300 |
11 000 |
1.186 | 7211CDB |
| 60 | 110 | 44 | 1.5 | 1 | 104 | 99 | 7 700 |
10 000 |
1.514 | 7212CDB | 65 | 120 | 46 | 1.5 | 1 | 113 | 110 | 7 100 |
9 500 |
1.896 | 7213CDB |
| 70 | 125 | 48 | 1.5 | 1 | 123 | 120 | 6 600 |
8 800 |
2.08 | 7214CDB | 75 | 130 | 50 | 1.5 | 1 | 129 | 131 | 6 200 |
8 200 |
2.28 | 7215CDB |
| 80 | 140 | 52 | 2 | 1 | 151 | 155 | 5 800 |
7 700 |
2.78 | 7216CDB | 85 | 150 | 56 | 2 | 1 | 169 | 181 | 5 400 |
7 200 |
3.46 | 7217CDB |
| 90 | 160 | 60 | 2 | 1 | 199 | 209 | 5 100 |
6 800 |
4.26 | 7218CDB | 95 | 170 | 64 | 2.1 | 1.1 | 226 | 240 | 4 800 |
6 400 |
5.16 | 7219CDB |
| 100 | 180 | 68 | 2.1 | 1.1 | 242 | 254 | 4 600 |
6 100 |
6.16 | 7220CDB | 105 | 190 | 72 | 2.1 | 1.1 | 264 | 286 | 4 400 |
5 800 |
7.32 | 7221CDB |
| 110 | 200 | 76 | 2.1 | 1.1 | 286 | 320 | 4 100 |
5 500 |
8.58 | 7222CDB | 120 | 215 | 80 | 2.1 | 1.1 | 325 | 385 | 3 800 |
5 000 |
10.32 | 7224CDB |
| 130 | 230 | 80 | 3 | 1.1 | 345 | 430 | 3 500 |
4 600 |
11.66 | 7226CDB | 140 | 250 | 84 | 3 | 1.1 | 360 | 465 | 3 200 |
4 200 |
14.6 | 7228CDB |
| 150 | 270 | 90 | 3 | 1.1 | 410 | 560 | 3 000 |
4 000 |
22 | 7230CDB | 15 | 42 | 26 | 1 | 0.6 | 21.6 | 13.7 | 23 000 |
30 000 |
0.162 | 7302CDB |
| 17 | 47 | 28 | 1 | 0.6 | 25.6 | 16.5 | 21 000 |
27 000 |
0.218 | 7303CDB | 20 | 52 | 30 | 1.1 | 0.6 | 30 | 19.9 | 18 000 |
24 000 |
0.28 | 7304CDB |
| 25 | 62 | 34 | 1.1 | 0.6 | 43 | 30.5 | 15 000 |
20 000 |
0.444 | 7305CDB | 30 | 72 | 38 | 1.1 | 0.6 | 52.5 | 40.5 | 13 000 |
17 000 |
0.66 | 7306CDB |
