The A$992$ steel control rod $\backslash ($ A B $\backslash )$ shown in $($Figure $1)$ has a diameter of $1\mathrm{.}35$ in $.$ It is pin connected at its ends.

Figure

Part A

Determine the maximum force $\backslash ($ P $\backslash )$ that can be applied to the handle so that the control rod $\backslash ($ A B $\backslash )$ does not buckle.

Express your answer in kilopounds to three significant figures.

$\backslash [$

P$=$

$\backslash ]$