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 | B | rs min | r1s min | Cr | Cor | Grease | Oil | (Approx.) | |
130 | 280 | 58 | 4 | 1.5 | 250 | 268 | 2 300 |
3 100 |
17.6 | S7326B | 140 | 300 | 62 | 4 | 1.5 | 275 | 310 | 2 100 |
2 800 |
21.5 | S7328B |
150 | 320 | 65 | 4 | 1.5 | 300 | 350 | 2 000 |
2 600 |
25.1 | S7330B | 160 | 340 | 68 | 4 | 1.5 | 315 | 385 | 1 800 |
2 400 |
29.8 | S7332B |
170 | 360 | 72 | 4 | 1.5 | 355 | 445 | 1 700 |
2 300 |
35.3 | S7334B | 180 | 380 | 75 | 4 | 1.5 | 375 | 490 | 1 600 |
2 100 |
40.9 | S7336B |
190 | 400 | 78 | 5 | 2 | 390 | 535 | 1 500 |
2 000 |
47 | S7338B | 200 | 420 | 80 | 5 | 2 | 410 | 555 | 1 400 |
1 900 |
53.1 | S7340B |