>>10507729Any decent airbrush shouldn't have rubber seals placed in a location which can be exposed to your cleaning solution. The nozzle will not have an o-ring like pic related and instead a sealant paste will be used. The needle packing will have a PTFE seal. Most Japanese tool cleaners are 50% acetone and in fact it's cheaper to buy a large bottle of pure acetone to clean an airbrush.
Correct method of cleaning airbrush:
https://www.youtube.com/watch?v=UjsOHLN2FkQ