| Ref No. | Part No. | Description |
|---|---|---|
| 1 | FT-HA-CX250G | Locking Knob |
| 2 | FT-HA-CX250Z7 | Locking Knob O-Ring |
| 3 | FT-HA-ECX1322A | Directional Vent Valve with O-Ring |
| 4 | FT-HA-CX250C | Filter Head Dome |
| 5 | FT-HA-CX250F | Filter Head Gasket |
| 6a | FT-HA-CX250Z2S | Stainless Steel Tie Rod for C250 |
| 6b | FT-HA-CX500Z2S | Stainless Steel Tie Rod for C500 |
| 7a | FT-HA-CX250RE | Cartridge Element for C250 |
| 7b | FT-HA-CX500RE | Cartridge Element for C500 |
| 9 | FT-HA-ECX27091 | Pressure Gauge |
| 10 | FT-HA-CX250Z14A | Drain Plug Kit |