O-Ring for 2″ Heater Union

O-ring for 2″ Waterway brand hot tub heater union tail piece. This o-ring is referenced as 2″ actual OD is about 2-3/4″.

Details:

• Brand Waterway
• Waterway P/N 805-0145
• Outside diameter 2-3/4″
• Inside diameter 2-1/2″
• Thickness 3/32″
• Fits only Waterway brand hot tub heater tail piece

Important.
This o-ring is a speciality size and is reference by the manufacturers part number for compatibility. Not suitable for applications other than listed.