| Part No. | Size | Thread | Poppet Configuration |
| FV-S1 | 1" female | NPT/BSP | Single |
| FV-S1.25 | 1-1/4" female | NPT/BSP | Single |
| FV-S1.5 | 1-1/2" female | NPT/BSP | Single |
| FV-S2 | 2" female | NPT/BSP | Single |
| FV-S2.5 | 2-1/2" female | NPT/BSP | Single |
| FV-S3 | 3" female | NPT/BSP | Single |
| FV-S4 | 4" female | NPT/BSP | Single |
| FV-D1 | 1" female | NPT/BSP | Double |
| FV-D1.25 | 1-1/4" female | NPT/BSP | Double |
| FV-D1.5 | 1-1/2" female | NPT/BSP | Double |
| FV-D2 | 2" female | NPT/BSP | Double |
| FV-D2.5 | 2-1/2" female | NPT/BSP | Double |
| FV-D3 | 3" female | NPT/BSP | Double |
| FV-D4 | 4" female | NPT/BSP | Double |