No, the Crimson Trace CT-RAD Open Reflex Green Dot Sight uses the Docter/Noblex footprint. P320's are cut for optics that use the Deltapoint Pro footprint such as the Eotech EFLX, Leupold DeltaPoint Pro, Sig Romeo 1 Pro, and Holosun EPS.
The Crimson Trace CT-RAD Open Reflex Green Dot Sight uses the Docter/Vortex footprint, it is not a micro optic. As long as you have the Docter/Vortex adapter plate you will be able to install this optic.
The Crimson Trace CT-RAD Open Reflex Green Dot Sight uses the Docter/Noblex optic footprint, the Walther PDP Compact comes with 1 optic plate but you can request more from Walther directly, you would need the Docter plate in order to mount this optic.
The Crimson Trace CT-RAD Open Reflex Green Dot Sight uses the Docter footprint, and would require you to purchase the Evolution Gun Works Vortex Viper/Venom Sight adapter/Mount, found by using the link below:
https://www.opticsplanet.com/evolution-gun-works-vortex-viper-venom-fits-burris-fastfire-and-docter-1-811-in.html
No, the Crimson Trace RAD Open Reflex Green Dot Sight uses the Docter/Noblex footprint.
The Crimson Trace RAD Open Reflex Green Dot Sight can be mounted to an FN 509C MRD using the compatible mounting plate from FN. The Crimson Trace RAD Open Reflex Green Dot Sight uses the Docter Footprint.
There isn't a way to disable the auto shut off feature on this sight.