Sale!
Waterway 2″ Heater Split Nut [With Screws] [Universal Fit] (400-5161)
Original price was: $3.24.$2.33Current price is: $2.33.
78 in stock
Description
Waterway 2″ Heater Split Nut [With Screws] [Universal Fit] (400-5161)

![Waterway 1-1/2" Heater Split Nut [Long Assembly With Screws][Black] (400-5461)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/waterway-1-1-2-heater-split-nut-long-assembly-with-screws-black-400-5461.webp)
![Waterway 2" Pump Union [2" FBT x 1.5" Slip / 2" Spigot] (400-9230)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/waterway-2-pump-union-2-fbt-x-1-5-slip-2-spigot-400-9230.webp)
![Waterway 2" Heater Split Nut [With Screws] [Universal Fit] (400-5161)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/waterway-2-heater-split-nut-with-screws-universal-fit-400-5161.webp)
![Hayward Union [1.5″ MPT x 1.5″ Slip] (SP1484)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/hayward-union-1-5-mpt-x-1-5-slip-sp1484.webp)
![Therm Products Heater Tailpiece [3″ MBTx 2-1/2″ Slip] [W/O O-Ring] (86-02371)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/therm-products-heater-tailpiece-3-mbtx-2-1-2-slip-w-o-o-ring-86-02371.webp)

![Hayward Union Elbow [1-1/2″ MPT x 1-1/2″ MPT] (SP1486)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/hayward-union-elbow-1-1-2-mpt-x-1-1-2-mpt-sp1486.webp)
![Hayward Union [1-1/2″ Slip x 2″ Spigot] [Flush] (SP14952S)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/hayward-union-1-1-2-slip-x-2-spigot-flush-sp14952s.webp)
![Balboa Union [65 Degree x 1 1/2″ Slip] (92065)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/balboa-union-65-degree-x-1-1-2-slip-92065.webp)
![Heater Split Nut 1.5″ [With Screws] [Buttress Thread – Short] (415-4021)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/heater-split-nut-1-5-with-screws-buttress-thread-short-415-4021.webp)
![Flo Control Union [1.5″ Slip or 2″ Spigot x 1.5″ Slip or 2″ Spigot] (1600-15)](https://www.goodcleanpoolparts.com/wp-content/uploads/2026/09/flo-control-union-1-5-slip-or-2-spigot-x-1-5-slip-or-2-spigot-1600-15.webp)