| Arrow | Asco | Bimba | Burkert | Clippard | Crouzet | Eldon James | Fabco | Festo | Humphrey | John Guest |
| Kip Valve | Koganei | Mead | Norgren | Numatics | Parker | Peter Paul | Piab | Poweraire | Thomas Pumps | Versa Valve | Wilkerson |
| Arrow | Asco | Bimba | Burkert | Clippard | Crouzet | Eldon James | Fabco | Festo | Humphrey | John Guest |
| Kip Valve | Koganei | Mead | Norgren | Numatics | Parker | Peter Paul | Piab | Poweraire | Thomas Pumps | Versa Valve | Wilkerson |