| 641 g * | 0.0022046226 lbs | = 1.4131631006 lbs | 
| 1 g | 
| Matavimo vienetas | Masė | 
|---|---|
| Mikrogramas | 641000000.0 µg | 
| Miligramas | 641000.0 mg | 
| Gramas | 641.0 g | 
| Uncija | 22.6106096097 oz | 
| Svaras | 1.4131631006 lbs | 
| Kilogramas | 0.641 kg | 
| Akmuo | 0.1009402215 st | 
| JAV Tona | 0.0007065816 ton | 
| Tona | 0.000641 t | 
| Imperial Tona | 0.0006308764 Long tons | 
