| 40.5 in * | 0.0254 m | = 1.0287 m | 
| 1 in | 
| Units of measurement | Unit of length | 
|---|---|
| Nanometre | 1028700000.0 nm | 
| Micrometre | 1028700.0 µm | 
| Millimetre | 1028.7 mm | 
| Centimetre | 102.87 cm | 
| Inch | 40.5 in | 
| Foot | 3.375 ft | 
| Yard | 1.125 yd | 
| Metre | 1.0287 m | 
| Kilometre | 0.0010287 km | 
| Mile | 0.0006392045 mi | 
| Nautical mile | 0.0005554536 nmi | 
