| Brand | HXHV |
| Type | Single row deep groove ball bearing |
| Model Number | R188 |
| Bore Diameter(d) | 6.35 mm |
| Outside Diameter(D) | 12.7 mm |
| Width(B) | 4.762 mm |
| Weight | 0.0022 kg |
| Type of seal | Open / None |
| Material | Si3N4 balls, steel rings and retainer |
| Precision Rating | P0 |
| Place of Origin | Wuxi, Jiangsu, China |
| Related | hybrid ceramic R188 |