Unions, Heater

You are buying a 2" Heater Split Nut which includes the split nut and (2) Screws for use with a 2" Heater Union which would measure about 3" Edge to edge on the threads this split nut screws on. The Heater Flange Split Nut mounts to the heater tube...

This part is a 1 1/2" Pump Union Split Nut Repair Kit which includes the split nut and (2) Screws for use with a 1 1/2" Pump Union. The Pump Union Split Nut that measures about 2 7/8" on the outside and mounts to the existing Pump Union Body using 2...

This part is a Gasket Heater Union Mo-Flo, 2" ID x 2-3/4" OD Cal Spa with a 2-5/8" Center to Center Small Lip.. The Lip is about 2-5/8" Center to Center but is really thin and tiny meaning the other style gasket with a thick 2-5/8" lip will not work....

This part is a 2 1/2" Pump Union Gasket Only for use with a 2 1/2" Pump Union that would measure about 3 5/8" Inside Threads. This gasket measures 3 1/4" O.D. x 2 3/8" I.D. and the lip is 2 7/8" center to center. This version is the 4th most...

NOTE: This gasket does not fit your Coleman SALUSPA DO NOT order it.. Click this link to see Saluspa Gaskets.. Saluspa This part is a Standard 1 1/2" Heater or Pump Union Gasket. The gasket is 2 3/8" across and fits unions that have a 1...

This part is a O-Ring Heater or Pump Union 2-3/8" ID 1/8" 2 1/2" Center to Center This o-ring is used in many different applications such as heater 2" tailpiece unions or pump unions as well as some pool applications. The inside diameter is 2 3/8 and it...

Flat Gasket for 1-1/2" Union Pump or Heater, 2-5/16" OD, 1-7/16" , This gasket can be used in conjunction with an o-ring when you need extra room for a tighter seal.

This part is a Flat Gasket for 2" Union, 2-15/16" OD, 2-1/8" ID no Lip, This gasket is used in many applications and can be using in combination with an o-ring if you need extra thickness to make a good seal. Heater Union Part Type  ...

This part is a Standard 2" Heater or Pump Union Gasket with a 2 1/2" Lip Center to Center. The gasket is 2 7/8" across on the outside the inside diameter is about 2 3/16" and the lip that fits into the union is 2 1/2" center to...