Check Valve Repair Kits
Mazzei venturi injectors with inlet and outlet connections up to 1.5 inches / 40mm, have internal check valves. The internal check valves for Models 0283 & 0287 do not require a spring.
Replacement parts for Mazzei injector’s internal check valves include:
- PTFE suction port ball
- Kel-F® gasket
- Hastelloy® C-22 spring, if needed.
| Part Number | Description | Weight (oz) | Weight (g) |
|---|---|---|---|
| CR-1 | Check valve repair kit for injector models 0283 & 0287 (does not include a spring) | 0.032 oz | 0.907 g |
| CR-2 | Check valve repair kit for 0.50" & 0.75" injectors (EXCLUDING models 0283 & 0287) | 0.064 oz | 1.814 g |
| CR-3 | Check valve repair kit for C83-P PP, C83-P PVDF & old-style 1.0" Injectors | 0.096 oz | 2.722 g |
| CR-4 | Check valve repair kit for 1.0" & 1.5" injectors | 0.128 oz | 3.629 g |