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 equal to 1.35582 newton metres.
History & use
Common U.S. torque unit.
Modern use
Current-use record in the project inventory; exact scope should follow the definition and regional/system context shown here.
Did you know?
NIST rounds to 1.355818 N·m.
Sources & evidence
Source tier Tier A · confidence High