| Code | Variation |
| WMC2 | Water Main Coupling 2" (57-74mm) |
| WMC212 | Water Main Coupling 2.1/2" (63-85mm) |
| WMC3 | Water Main Coupling 3" (85-107mm) |
| WMC4 | Water Main Coupling 4" (107-132mm) |
| WMC5 | Water Main Coupling 5" (132-158mm) |
| WMC6 | Water Main Coupling 6" (158-184mm) |
| WMC8 | Water Main Coupling 8" (218-244mm) |
| WMC10 | Water Main Coupling 10" (266-295mm) |
| WMC12 | Water Main Coupling 12" (315-349mm) |