| Metric (mm) | Imperial (in) | |
| Calibre | 6.5 x 52 | .256 x 2.05 |
| Name: | Carcano | |
| Case Type: | Rimless, Bottlenecked | |
| Bullet Diameter: | 6.72 | 0.265 |
| Case Length: | 52.5 | 2.05 |
| Rim Diameter: | 11.37 | 0.448 |
| Neck Diameter: | 7.48 | 0.295 |
| Shoulder Diameter: | 0.430 | |
| Base Diameter: | 11.31 | 0.445 |
| Total Length: | 76.3 | 3.02 |
| Weight: | 22.03 grammes | |
| Primer: | Berdan | |
| Year Introduced: | 1891 | |
| Also known as: |
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| Italy |