| Metric | Male Thread O.D. | FemaleThread I.D. | Pitch | |||
| Thread Size | MM | Frac. | MM | Frac. | MM | Inch |
| M12 x 1.5 | 12.0 | 15/32 | 10.5 | 13/32 | 1.5 | .059 |
| M14 x 1.5 | 14.0 | 9/16 | 12.5 | 1/2 | 1.5 | .059 |
| M16 x 1.5 | 16.0 | 5/8 | 14.5 | 9/16 | 1.5 | .059 |
| M18 x 1.5 | 18.0 | 23/32 | 16.5 | 21/32 | 1.5 | .059 |
| M22 x 1.5 | 22.0 | 55/64 | 20.5 | 13/16 | 1.5 | .059 |
| M26 x 1.5 | 26.0 | 1 1/32 | 24.5 | 31/32 | 1.5 | .059 |
| M30 x 1.5 | 30.0 | 1 3/16 | 28.5 | 1 1/8 | 1.5 | .059 |
| M38 x 1.5 | 38.0 | 1 1/2 | 36.5 | 1 7/16 | 1.5 | .059 |
| M45 x 1.5 | 45.0 | 1 25/32 | 43.5 | 1 23/32 | 1.5 | .059 |
| M52 x 1.5 | 52.0 | 2 1/32 | 50.5 | 2 | 1.5 | .059 |
| The female swivel connection also has metric straight threads (mm) and a Globeseal cone. | ||||||
| The seal is made when the swivel nut is tightened. T | ||||||
| The threads retain the connection. | ||||||