| 684 lbs * | 0.45359237 kg | = 310.25718108 kg | 
| 1 lbs | 
| Matavimo vienetas | Masė | 
|---|---|
| Mikrogramas | 3.1025718108e+11 µg | 
| Miligramas | 310257181.08 mg | 
| Gramas | 310257.18108 g | 
| Uncija | 10944.0 oz | 
| Svaras | 684.0 lbs | 
| Kilogramas | 310.25718108 kg | 
| Akmuo | 48.8571428571 st | 
| JAV Tona | 0.342 ton | 
| Tona | 0.3102571811 t | 
| Imperial Tona | 0.3053571429 Long tons | 
