Product Description
This part is a Set of (2) 2 1/2" Pump or Heater Union Gasket Only for use with a 2 1/2" Pump Union that meausres about 3 5/8" inside the 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 popular version. 2" is the most popular, 1 1/2"is 2nd most popular and 1" is 3rd most popular. This part is used in hot tubs to Seal a Pump Union to a pump.