torque · International · Modern
Coherent SI torque expression is N·m.
Converter
torque · United States · Modern
pound-foot
lbf·ftexact
- Record
- M471
- Definition quality
- Standardized
- Conversion mode
- multiplicative
- Calculator
- Fully calculable
Definition
1 lbf·ft = exactly 1.3558179483314004 N·m.
Reference value
One pound-foot is exactly 1.3558179483314003 newton metres.
History & use
Common U.S. torque unit.
Modern use
Still in current use in United States. Beyond that, modern use is context-dependent and varies by region and measurement system.
Did you know?
NIST rounds to 1.355818 N·m.