| 20.2 in * | 0.0254 m | = 0.51308 m | 
| 1 in | 
| Natuurkundige eenheid | Lengtes | 
|---|---|
| Nanometer | 513080000.0 nm | 
| Micrometer | 513080.0 µm | 
| Millimeter | 513.08 mm | 
| Centimeter | 51.308 cm | 
| Inch | 20.2 in | 
| Voet | 1.6833333333 ft | 
| Yard | 0.5611111111 yd | 
| Meter | 0.51308 m | 
| Kilometer | 0.00051308 km | 
| Mijl | 0.0003188131 mi | 
| Zeemijl | 0.000277041 nmi | 
