| Abbreviation | Unit | 1 Base Unit |
|---|---|---|
| s/m | second per metre | 1 |
| 0.001 h/ft | hour per thousand foot | 11.811023622047244 |
| h/km | hour per kilometre | 3.6 |
| min/ft | minute per foot | 196.85039370078738 |
| min/m | minute per metre | 60 |
| ms/cm | millisecond per centimetre | 0.1 |
| ms/ft | millisecond per foot | 0.0032808398950131233 |
| ms/in | millisecond per inch | 0.03937007874015748 |
| ms/m | millisecond per metre | 0.001 |
| ns/ft | nanosecond per foot | 3.2808398950131233E-09 |
| ns/m | nanosecond per metre | 1E-09 |
| s/cm | second per centimetre | 100 |
| s/ft | second per foot | 3.280839895013123 |
| s/in | second per inch | 39.37007874015748 |
| us/ft | microsecond per foot | 3.280839895013123E-06 |
| us/in | microsecond per inch | 3.937007874015748E-05 |
| us/m | microsecond per metre | 1E-06 |