The Hurlcon GX filter was discontinued many years ago. Some parts are still available. See links below.
1. Brass O-ring air bleed socket (requires 3x) 78102
2. Brass Socket – OBSOLETE NLA
3. O-ring Air Bleed Socket (requires 2x) 78103
4. Plug Air Bleed with Oring
5. Pressure Gauge
6. Tank Top – OBSOLETE NLA
7. Clamp Band – OBSOLETE NLA
8. Manifold Top 75019
9. GX 400 Filter Cartridge | GX 600 Filter Cartridge
10. Manifold Bottom – OBSOLETE NLA
11. Body Oring – OBSOLETE NLA
12. Tank Bottom – OBSOLETE NLA
13. Tank Base – OBSOLETE NLA
14. Oring 75109
15. 16. 17. Barrel Union
18. Tail Union 950921
19. Manifold Pipe – Lower – OBSOLETE NLA
20. Manifold Pipe – Upper 78102
21. O-ring Upper Manifold 70015
22. Clamp Bolt Assembly 78112