Pound-foot (torque)

unit of torque

A pound-foot (lb⋅ft) is a unit of torque. It is equal to around 1.355 newton metres. It is called pound-foot so that people do not confuse it with the foot-pound, which is a unit of work.[2]

pound-foot
Unit systemBritish Gravitational System, English Engineering Units
Unit ofTorque
Symbollbf⋅ft or lb-ft 
Conversions
1 lbf⋅ft in ...... is equal to ...
   SI units   ≈ 1.355818 N⋅m[1]
   Gravitational metric system   ≈ 0.1382550 kgf⋅m

References

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  1. Butcher, Kenneth; Crown, Linda; Gentry, Elizabeth J. (May 2006), "The International System of Units (SI) – Conversion Factors for General Use" (PDF), NIST Special Publication 1038, archived (PDF) from the original on 2023-05-30
  2. Arthur Mason Worthington (1900). Dynamics of rotation : an elementary introduction to rigid dynamics (3rd ed.). Longmans, Green, and Co. p. 9.