| 518 mm * | 0.1 cm | = 51.8 cm | 
| 1 mm | 
| Måleenhed | Længder | 
|---|---|
| Nanometer | 518000000.0 nm | 
| Mikrometer | 518000.0 µm | 
| Nillimeter | 518.0 mm | 
| Centimeter | 51.8 cm | 
| Tomme | 20.3937007874 in | 
| Fod | 1.6994750656 ft | 
| Yard | 0.5664916885 yd | 
| Meter | 0.518 m | 
| Kilometer | 0.000518 km | 
| Nil | 0.0003218703 mi | 
| Sømil | 0.0002796976 nmi | 
