Needle Size & Thread Size Relationship Table
| Thread Size Metric Number |
Needle Size | |
|---|---|---|
| Nm Metric Needle Size | Imperial Needle Size | |
| 240, 210 | 55 - 70 | 6 - 10 |
| 180, 160 | 60 - 75 | 8 - 11 |
| 130, 120, 80 | 70 - 90 | 10 - 14 |
| 100, 75, 60 | 90 - 110 | 14 - 18 |
| 50, 40 | 100 - 120 | 16 - 19 |
| 36, 30 | 110 - 130 | 18 - 21 |
| 25, 20 | 120 - 140 | 19 - 22 |
| 16, 12, 13 | 130 - 160 | 21 - 23 |
| 10, 8 | 150 - 180 | 23 - 24 |
| US Thread Size | Metric Equivalent |
|---|---|
| V242 | 10M |
| V207 | 12M |
| V138 | 20M |
| V92 | 30M |
| V69 | 40M |
| V46 | 60M |
| V30/33 | 80M |
