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C| Style | Model | Connection Type | Max. Temp. | Overall Height | Spring Material | Flow Design | Screen Material | Seal Material | Seal | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 4RG68 | FIPT | 120°F | 3.203" | Stainless Steel | Single | Stainless Steel | - | - | £86.44 | |
| A | 4RG69 | FIPT | 120°F | 4.062" | Stainless Steel | Single | Stainless Steel | - | - | £191.24 | |
| A | 4RG67 | FIPT | 120°F | 3.203" | Stainless Steel | Single | Stainless Steel | - | - | £73.62 | |
| A | 4RG65 | FIPT | 120°F | 1 3/4" | Stainless Steel | Single | Stainless Steel | - | - | £70.48 | |
| A | 4RG66 | FIPT | 120°F | 2.312" | Stainless Steel | Single | Stainless Steel | - | - | £168.46 | |
| A | 4RG64 | FNPT | 120°F | 1 3/4" | Stainless Steel | Single | Stainless Steel | - | - | £124.68 | |
| B | 4RK70 | MNPT x FNPT | 180°F | - | Stainless Steel | Single | Stainless Steel | Buna N | Buna N | £471.32 | |
| B | 4RK71 | MNPT x FNPT | 180°F | - | Stainless Steel | Single | Stainless Steel | Buna N | Buna N | £212.40 | |
| C | 4RG73 | Slip | 120°F | 3.203" | Stainless Steel | Single | Stainless Steel | - | - | £84.99 | |
| C | 4RG74 | Slip | 120°F | 3.203" | Stainless Steel | Single | Stainless Steel | - | - | £78.40 | |
| C | 4RG71 | Slip | 120°F | 1 3/4" | Stainless Steel | Single | Stainless Steel | - | - | £66.65 | |
| C | 4RG75 | Slip | 120°F | 4.062" | Stainless Steel | Single | Stainless Steel | - | - | £114.82 | |
| C | 4RG70 | Slip | 120°F | 1 3/4" | Stainless Steel | Single | Stainless Steel | - | - | £60.10 | |
| C | 4RG72 | Slip | 120°F | 2.312" | Stainless Steel | Single | Stainless Steel | - | - | £67.73 |
Dayton spring check valves prevent backflow into wastewater lines, sump disposal lines, sewage lift stations and ejector systems. They are used with diaphragm, piston & metering pumps, and feature PVC / ductile iron construction for mechanical strength. They come integrated with Buna-N seals for excellent resistance to alcohols, petroleum-based oils & silicone greases; and are capable of withstanding liquid temperatures up to 180 degrees F.