Originally Posted by corrado33

...From the way the OP talks about it, it seems like the pedal has some of those plastic toe clips on it, and he lost a nut for it.

I'd go to your local coop/bike shop, they're bound to have it.

Originally Posted by FBinNY

I suspect (or am just guessing) that the OP is referencing a crank that came off the spindle.

If so, this is to tell him that that hardware is pretty unique to the application, and he won't find what he needs outside of a bike shop.