# Air — CGA cylinder valve connection number by gas

For Air, source chart is CONCOA; cga connection number is 590/346/347/702; which chart the row is from is Pure Gases, recorded from its source on 2026-08-28.

- **Gas:** Air _(verified: appears in the quote below)_
- **Source chart:** CONCOA _(our reading, not quoted from the source)_
- **CGA connection number:** 590/346/347/702 _(verified: appears in the quote below)_
- **Which chart the row is from:** Pure Gases _(our reading, not quoted from the source)_

## What the source says

> 590/346/347/702 Air

## Source

- https://www.concoa.com/sites/default/files/ADC3010%20AF%20CGA%20selection%20charts.pdf

Last verified: 2026-08-28. Review by: 2028-08-27.
Part of [CGA cylinder valve connection number by gas](https://referencesource.org/cga-cylinder-valve-connection-by-gas/).