This pump Union is 1 1/2" on the threaded side which measures about 2 3/8" inside Diameter of the threaded side and it features a Spigot Street side that glues into a 1 1/2" fitting and it measures 1 7/8" on the outside. This is not the standard 1 1/2" Threaded x 1 1/2 Slip union found on most tubs for that union click this number Pump Union 1 1/2" Threaded x 1 1/2" Slip
| Half Union Fitting Complete | Complete Half Union |
| Union Fitting Application | Pump 1-1/2" |
| Plumbing Connection Size "A" | 1-1/2" |
| Plumbing Connection Type "A" | Female Buttress Thread (fbt), Spigot (spg) |
| Plumbing Connection Size "B" | 1-1/2" |
| Plumbing Connection Type "B" | Female Buttress Thread (fbt), Spigot (spg) |
| Manufacturer | Waterway |
