Cargo Ball ---- What is the psi?

FRC 2019 — FIRST Launch

My question is about the orange cargo ball. On the field tour videos, the ball looks very full of air. I’ve read that the diameter is 13".

Does anyone know the psi of the ball for competition? When testing our subsystem, we want to ensure similar squishiness.


As many have pointed out before, the balls slowly stretch out over time, changing the amount of pressure to inflate them to 13", so it is impossible to get a definitive answer.

This was addressed in the Q&A question #1: