Pound-force
The
pound-force is a
unit of
force or
weight (properly abbreviated "lbf"). The pound-force is equal to a mass of one
pound multiplied by the standard acceleration of
gravity (which is defined as exactly 9.80665
m/
s2, or exactly 196133/6096 feet/
s2, or approximately 32.17405
feet/s
2).
In SI units, a pound-force is equal to exactly 4.4482216152605 newtons.