hotter loads will accelerate wear on any gun (that is a fact of life) but I seriously doubt that you will ever "wear out" the Ruger It took 40 plus years of hot 22lr ammo at over 10,000 rounds a year to wear out my single six. From Ruger "The Ruger® 9mm pistols are chambered for the 9x19mm NATO Parabellum (9mm Luger) cartridge, compatible with the U.S. and foreign military or commercial 9x19mm loads manufactured in accordance with NATO, U.S., SAAMI, or CIP standards, including high-velocity, subsonic, tracer, hollow point, ammunition loaded in aluminum, steel, or brass cartridge cases, +P and +P+ ammunition."

Hi Matthew, Glad we could help you. Yes it can withstand all day. Ruger’s Owner’s Manual Advice About +P Ammo ---- Ruger advises in the owner’s manual, which you should always read any time you get a new gun, that you can shoot +P ammo through the Security 9mm handgun with the understanding that you will accelerate wear and tear. No gun makers state that you should fire +P+ ammo in their guns(warranty support reasons). This review tested Buffalo Bore +P+ ammo without issue. Details here : https://survivalblog.com/rugers-new-security-9-pat-cascio/