GE SmartWater WS03X10039 O-Ring

The GE WS03X10039 O-Ring is used as a seal on the canister of heavy-duty GE whole house filter systems that use the following filters, FXHTC and FXHSC

The GE WS03X10039 O-Ring fits the following GE SmartWater filter systems, GXWH30C and GXWH35F

The GE WS03X10039 O-Ring has an inside diameter of 5-9/16" and an outside diameter of 5-7/8".

When replacing this O-Ring you should lubricate it with some GE food grade silicone, part number WS60X10005