Answer
Feb 05, 2026 - 07:36 AM
The inner side which has the thicker ring of the X801765 - Heater Gasket O-Ring faces the opening of the heater to prevent water from leaking out of the Master Spas tub.
Which side of gasket faces the heater? X801765 - Heater Gasket O-Ring
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Open Feb 05, 2026 - 07:36 AM
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X801765 - Heater Gasket O-Ring
X801765 - Heater Gasket O-RingDimensions:Width: 3 inch (7.62 cm) [circular diameter]Height: .25 inch (0.635 cm)Inside Diameter: 2.1667 inch (5.503418 cm) Outside Diameter: 2.875 inch (7.3025 cm) Other items associated with this part:X802900 - Master Spas Heater Split NutX277700 - Master Spas 2 inch ...
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