Hi Jonathan and welcome. Yes Sir. Since this model is drilled and tapped, this Picatinny Rail will be a direct fit : budsgunshop.com/search.php/q/841370106332/search_in/description ----- Cheer, stay safe and enjoy!

yes it is drilled and tapped see ******The Mighty 590. With decades of military and law enforcement duty and countless performance and success stories under its belt, it’s no surprise that the 590 chosen for duty around the globe is also the ideal choice for home defense needs.
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*****Drilled and tapped receiver
Standard pump-action features include dual extractors, steel-to-steel lockup, top-mounted ambidextrous safety, twin action bars, and anti-jam elevator
mossberg.com/590-7-shot-50698.html

Hi Jonathon, yes sir, the receiver is drilled & tapped. You want this pic rail >>> mossberg.com/picatinny-rail-scope-mount-matte-96200.html
Stay safe & have a great day!