Trumpet “USA”
| No. | 1 C | 1 ¼ C | 1 ½ C | 1 ½ E | 3 C | 3 E | 5 C | 7 C | 10 ½ D |
| rim mm √ò | 27.4 | 27.5 | 27.3 | 27.3 | 27.3 | 27.3 | 27.1 | 26.9 | 27.0 |
| cup mm √ò | 17.0 | 16.8 | 16.8 | 16.8 | 16.6 | 16.6 | 16.5 | 16.4 | 16.0 |
| No. | 1 C | 1 ¼ C | 1 ½ C | 1 ½ E | 3 C | 3 E | 5 C | 7 C | 10 ½ D |
| rim mm √ò | 27.4 | 27.5 | 27.3 | 27.3 | 27.3 | 27.3 | 27.1 | 26.9 | 27.0 |
| cup mm √ò | 17.0 | 16.8 | 16.8 | 16.8 | 16.6 | 16.6 | 16.5 | 16.4 | 16.0 |