I'm not sure all of them are very intuitive. Damage and range are, but availability, weight, and size not so much. And it looks a little odd listing credits and also another currency symbol, since credits is actually a currently unit in the game.
Googling around, maybe for weight something like this:
For size maybe:
Availability (which is pretty much "tech level") maybe a gear/cog like this:
Price is harder, as all my googling results in dollar signs. The three currency units are $, cr, and gc. Maybe a price label like this: