home > Products > Instrumentation Process Valves > Check Valves - FDE40 Series > FDE-40HP High Performance, Fixed Cracking Pressur
- Tube Fitting
| Connection Type | Connection Size |
| Let-Lok® Tube Fitting | 1/8″ |
| One-Lok® Tube Fitting | 1/4″ |
| 3/8″ | |
| 1/2″ | |
| 3/4″ | |
| 1″ | |
| 6mm | |
| 8mm | |
| 10mm | |
| 12mm | |
| 22mm | |
| 25mm |