| 421 in * | 0.0254 m | = 10.6934 m | 
| 1 in | 
| Mittayksikkö | Pituudet | 
|---|---|
| Nanometri | 10693400000.0 nm | 
| Mikrometri | 10693400.0 µm | 
| Millimetri | 10693.4 mm | 
| Senttimetri | 1069.34 cm | 
| Tuuma | 421.0 in | 
| Jalka | 35.0833333333 ft | 
| Jaardi | 11.6944444444 yd | 
| Metri | 10.6934 m | 
| Kilometri | 0.0106934 km | 
| Maili | 0.0066445707 mi | 
| Merimaili | 0.0057739741 nmi | 
