bolt size

I am tryIng to identify the correct size of the bolt in the first picture. It goes into the Shield to Battery Bracket Pin Retainer (Mopar #06510358AA). It is located on the driver side of the engine bay. The Pin Retainer comes up from the underside. I snapped it accidentally working on the...

Drove 2 hours home today and felt a lot of bounce and give on my drive. When I got home I noticed one of my sway bar links was disconnected from my wheels and the bolt was nowhere to be found?! Anyone know what bolt I need to replace it, and how far is it safe to drive on the highway?

Getting ready to replace the rear main seal on my 14. Gunna replace the clutch and flywheel while I'm there. I'm wanting to get new presure plate to flywheel bolts and flywheel to crank bolts before I get it torn apart but I can not for the life of me find replacement bolts or even bolt size...