Product family
68 Series — Thin-section miniature bearings
The 68 Series is our thinnest miniature family. With a 3–10 mm bore and a low cross-section, these bearings suit compact, high-speed assemblies where space is tight and running noise matters.
| Model | d | D | B | Closure | Mass | |
|---|---|---|---|---|---|---|
| 683 | 3 | 7 | 3 | Open / ZZ / 2RS / 2RZ | 0.7 g | View details |
| 685 | 5 | 11 | 5 | Open / ZZ / 2RS / 2RZ | 1.7 g | View details |
| 686 | 6 | 13 | 5 | Open / ZZ / 2RS / 2RZ | 2.7 g | View details |
| 687 | 7 | 14 | 5 | Open / ZZ / 2RS / 2RZ | 3.7 g | View details |
| 689 | 9 | 17 | 5 | Open / ZZ / 2RS / 2RZ | 4.8 g | View details |
| 6800 | 10 | 19 | 5 | Open / ZZ / 2RS / 2RZ | 7.4 g | View details |
Dimensions are cross-checked against GB/T 276 and ISO 15 boundary dimensions. Load ratings and limiting speeds are available on the datasheet on request.
Other families
Other families
Need this family in a custom clearance or noise grade?
Closures, clearance, precision, grease and marking can be specified per order. Send the drawing or the operating conditions.