Waterway Pump Union, also fits Aqua-Flo and Balboa brand pumps with 2" threads.
- Part # 400-5570
- 2" buttress thread x 2" Slip
- Includes 2" union nut, 2" o-ring and tail piece with 2" slip fitting
- 2" Slip is designed to slip over pipes with 2" inner diameter and outer diameter of 2-3/8".
- 2" buttress thread is only compatible with 2"* pump intakes, discharges, or plumbing listed as buttress thread)
- Will not thread onto 2" MPT fittings
- Material: PVC
- Glue slip into place with PVC Cement
- Actual dimensions of union threads in 3" ID
- Will not fit any plumbing connections in inflatable spas, Intex pools, Bestway pools or any Chinese made pool or spa with metric plumbing sizing.
* Dimensions:
Measure the Inside Diameter "ID" of your current "CLOSED" split nut or regular nut.
If it measures:
- 2-7/16" then you need a 1-1/2"
- 3-1/16" then you need a 2"
- 3-11/16" then you need a 2-1/2"