Specific Volume conversion
1 cubic foot/pound (ft³/lb) equals 1,728.00000011072 cubic inch/pound (in³/lb). Enter any value below to convert from ft³/lb to in³/lb.
Enter a value and choose units. Results update instantly.
1 ft³/lb = 1,728.0000001107 in³/lb
| Unit | Value |
|---|---|
| Cubic meter/kilogram m³/kg | 0.0624279606 |
| Cubic centimeter/gram cm³/g | 62.42796058 |
| Cubic foot/pound ft³/lb | 1 |
| Cubic inch/pound in³/lb | 1,728.0000001107 |
| Liter/kilogram L/kg | 62.42796058 |
| Liter/gram L/g | 0.000062428 |
| Gallon (US)/pound gal (US)/lb | 7.480519481 |
| Gallon (UK)/pound gal (UK)/lb | 6.2288355495 |
Formula
Use this relationship for a direct conversion:
2 ft³/lb = 3,456.0000002214 in³/lb.
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
Quick reference
| Cubic foot/pound (ft³/lb) | Cubic inch/pound (in³/lb) |
|---|---|
| 0.01 | 17.2800000011 |
| 0.1 | 172.8000000111 |
| 1 | 1,728.0000001107 |
| 2 | 3,456.0000002214 |
| 5 | 8,640.0000005536 |
| 10 | 17,280.0000011072 |
| 25 | 43,200.000002768 |
| 50 | 86,400.000005536 |
| 100 | 172,800.0000110719 |
| 1,000 | 1,728,000.0001107196 |
From unit
Cubic foot/pound (ft³/lb) is a unit of Specific Volume. 1 ft³/lb = 0.0624279606 m³/kg
Symbol: ft³/lb
To unit
Cubic inch/pound (in³/lb) is a unit of Specific Volume. 1 in³/lb = 3.6127292e-5 m³/kg
Symbol: in³/lb
Keep converting
Source
The SI framework is checked against NIST Guide for the Use of the International System of Units; conventional factors come from the extended factor inventory. Calculations use full internal precision before display rounding.
View the complete specific volume converterQuestions
Use the formula in³/lb = ft³/lb x 1,728.00000011072. 1 cubic foot/pound (ft³/lb) equals 1,728.00000011072 cubic inch/pound (in³/lb).
SI relationships follow the cited reference. Conventional and domain-specific factors use the established ConvertWin factor inventory; verify safety-critical work against the governing standard.
