| Attributes | Values |
| Part Number | 691xzz - R-515ZZ Miniature Ball Bearings Bearing |
| Bore Dia (d) | 1.5 mm |
| Outer Dia (D) | 5mm |
| Width (B) | 2.6mm |
| Bearing Type | Shielded or Seal and Open are available. |
| Material | 52100 Chrome steel, stainless steel and ceramic are available. |
| Dynamic Load Rating (Cr) (Newtons) | 144 |
| Static Load Rating (Cor) (Newtons) | 40 |
| Ball Qty | 6 |
| Max Speed (Grease) (X1000 RPM) | 85 |
| Max Speed (Oil) (X1000 RPM) | 100 |
| Ball Dia (Dw) | 0.6000mm |
| Weight (g) (grams) | 0.25 |
| Note | ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes. |