Replacing Ignition Switch in 73 Duster

I guess I should open a service manual cause my memory sux. There is one piece in there with a pin driven through it. That pin is hidden under a thin sheetmetal sleeve. The pin is larger on one end and goes out only one way. With the wheel centered ahead the pin could bust the drivers door glass on its way out. Thats the way it goes out, with a hammer and drift pin