The datasheets state that the peak forward voltage is 1.1.A continuous forward current of about 1@Ta=75C can be consumed by this device at any given time.In order to operate, you will need a DC reverse voltage less than 800.
1N4006/1 Features
the forward peak voltage is 1.1
1N4006/1 Applications
There are a lot of Vishay 1N4006/1 applications of RF diodes.