The shroud on the right in the photo has a Clevis Pin with a Ring Shaped safety. That is standard. The Clevis Pin is loaded in shear the Clevis Pin is designed to take a shear load.
The Screw being held by the Wing Nut has no safety provision. The Scew is of unknown origin and may not have any shear strength.
Blue Water Yacts sells rigging pins that are safe to use. Click on your boat type and the pins you need will be under rigging. I changed all of mine before I sailed my boat.