This is not a conversation about guns. This is a conversation about items that have withstood abuse that are near unbreakable.
Some items I have heard referenced as AK47 of:
Gerber MP600: It's a multi tool
Old Thinkpad Laptops
Mag lights
Toyota Hilux
Knit wool sweaters. You can get them for cheap at thrift stores, they are the brick shithouses of clothing. Warm as hell even when wet, safe around camp fires, and you look fly