AZ00264049
Normal
More than 30 minutes
$22.23
$24.69
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AZ00264049
2-Pack RV Toilet Valve Kit for Dometic 300 301 310 311 320 321
Normal
More than 30 minutes
$22.23
$24.69
Save $2.46
In Stock
Fast delivery
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Description
Description
2-Pack RV Toilet Valve Kit for Dometic 300 301 310 311 320 321
Key Features
- Includes 2 RV toilet water valve assemblies, model 385311641.
- Includes 2 flush ball seals, model 385311658.
- Also includes 2 hose clamps, 4 inlet screens, 4 screws, and 4 washers.
- The water valve regulates water flow into the toilet bowl during flushing.
- The flush ball seal sits beneath the flush ball to help retain water in the bowl between uses.
- Valve construction uses thick thermoplastic ABS with a reinforced structure designed to resist cracking during regular pedal use and seasonal storage.
- The flush ball seal uses a rubber compound designed to maintain elasticity.
Replaces / Cross-Reference Part Numbers
- 385311641 RV toilet water valve assembly
- 385311658 flush ball seal
Compatibility & Fitment
This valve kit fits Dometic and Sealand pedal-flush toilets in the 300, 301, 310, 311, 320, and 321 series. It is suitable for compatible toilets installed in campers, travel trailers, motorhomes, and marine applications. Check the existing valve, seal, and toilet model before ordering.
When to Replace
Replace the valve and seal when the toilet shows signs of a worn water valve or flattened flush ball seal, including:
- Water leaking from the valve body or hose connection.
- Water continuing to run after releasing the flush pedal.
- A weak or slow flush.
- A loose pedal button.
- Odors entering the bowl from the holding tank.
Installation Tips
Installation takes about 15 minutes with basic hand tools. Shut off the water supply and drain the line before removing the old parts.
- Remove the old valve and lift out the worn flush ball seal.
- Press the replacement valve into position and tighten the two mounting screws evenly.
- Slide the water pipe onto the top port and secure the water line with the hose clamp.
- Install the replacement seal beneath the flush ball.
- Run a test flush and inspect the valve and hose connections for leaks.





















