small ball bearing miniature ball bearing miniature bearing bearing 688zz micro ball bearing tiny ball bearing mini ball bearing miniature ball
| Boundary dimensions(mm) | Basic load ratings(kN) | Limiting speeds(rpm) | Mass(Kg) | Bearing Number | ||||||
| d | D | 2B | rs min | r1s min | Cr | Cor | Grease | Oil | (Approx.) | |
| 130 | 200 | 66 | 2 | 1 | 191 | 251 | 2 600 |
3 500 |
7.46 | S7026DT | 140 | 210 | 66 | 2 | 1 | 194 | 265 | 2 400 |
3 300 |
7.92 | S7028DT |
| 150 | 225 | 70 | 2.1 | 1.1 | 222 | 305 | 2 300 |
3 000 |
9.64 | S7030DT | 160 | 240 | 76 | 2.1 | 1.1 | 252 | 355 | 2 100 |
2 800 |
11.92 | S7032DT |
| 170 | 260 | 84 | 2.1 | 1.1 | 300 | 430 | 2 000 |
2 600 |
15.92 | S7034DT | 180 | 280 | 92 | 2.1 | 1.1 | 355 | 530 | 1 900 |
2 500 |
20.8 | S7036DT |
| 190 | 290 | 92 | 2.1 | 1.1 | 365 | 560 | 1 800 |
2 300 |
21.6 | S7038DT | 200 | 310 | 102 | 2.1 | 1.1 | 410 | 650 | 1 700 |
2 200 |
28 | S7040DT |
| 10 | 30 | 18 | 0.6 | 0.3 | 8.1 | 5.05 | 19 000 |
26 000 |
0.058 | S7200BDT | 10 | 30 | 18 | 0.6 | 0.3 | 8.8 | 5.45 | 22 000 |
30 000 |
0.058 | S7200DT |
| 12 | 32 | 20 | 0.6 | 0.3 | 11.4 | 7.35 | 17 000 |
23 000 |
0.072 | S7201BDT | 12 | 32 | 20 | 0.6 | 0.3 | 12.3 | 7.95 | 20 000 |
26 000 |
0.07 | S7201DT |
| 15 | 35 | 22 | 0.6 | 0.3 | 13.6 | 8.7 | 15 000 |
20 000 |
0.092 | S7202BDT | 15 | 35 | 22 | 0.6 | 0.3 | 14.7 | 9.4 | 17 000 |
23 000 |
0.092 | S7202DT |
| 17 | 40 | 24 | 0.6 | 0.3 | 17.9 | 12.2 | 13 000 |
18 000 |
0.132 | S7203BDT | 17 | 40 | 24 | 0.6 | 0.3 | 19.4 | 13.2 | 15 000 |
21 000 |
0.128 | S7203DT |
| 20 | 47 | 28 | 1 | 0.6 | 21.6 | 15.4 | 12 000 |
16 000 |
0.204 | S7204BDT | 20 | 47 | 28 | 1 | 0.6 | 23.6 | 16.8 | 14 000 |
18 000 |
0.2 | S7204DT |
| 25 | 52 | 30 | 1 | 0.6 | 24.0 | 18.8 | 10 000 |
13 000 |
0.258 | S7205BDT | 25 | 52 | 30 | 1 | 0.6 | 26.3 | 20.6 | 11 000 |
15 000 |
0.25 | S7205DT |
| 30 | 62 | 32 | 1 | 0.6 | 33.5 | 27.1 | 8 600 |
11 000 |
0.394 | S7206BDT | 30 | 62 | 32 | 1 | 0.6 | 36.5 | 29.6 | 9 800 |
13 000 |
0.386 | S7206DT |
| 35 | 72 | 34 | 1.1 | 0.6 | 44.0 | 36.5 | 7 500 |
10 000 |
0.574 | S7207BDT | 35 | 72 | 34 | 1.1 | 0.6 | 48.5 | 40.0 | 8 600 |
11 000 |
0.562 | S7207DT |
