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American Standard 738109-0070A Flush Valve Assembly

Grey plastic flush valve with blue vinyl flapper braided chain and black rubber seal.
Grey plastic flush valve with blue vinyl flapper braided chain and black rubber seal.
Grey plastic flush valve with blue vinyl flapper braided chain and black rubber seal.

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“They had my part shipped the same day. I mistakenly checked that I would pick the part up at the store and they fixed it in minutes. ”
-Michael F.
01/04/2026

$49.47

 

The American Standard 738109-0070A is a genuine OEM flush valve assembly specifically designed for one-piece toilets. It is commonly used as a replacement part for several legacy models, including the Hamilton, Lexington, Antiquity, and 1.6 gpf versions.

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SKU: 9738109 Category: Tag:

Stop the leaks and running water in your high-performance one-piece toilet. The American Standard 738109-0070A is a complete 2-inch flush valve assembly specifically engineered for specialized 1.6 GPF models. Unlike standard universal valves, this assembly features a unique expansion rubber grommet design that seals directly into the tank, eliminating the need for a traditional mounting nut.

 

738109-0070A

 

  • Designed specifically for American Standard 1.6 GPF one-piece toilets, including the Lexington, Hamilton, and Antiquity series.
  • Tank models 2055 2068 2096 2037

 

Related Documents

 

American Standard 2092 Hamilton Parts Breakdown

Common questions about this product

Is this item the original manufacturer's recommended replacement part? chevron-icon

Yes, this is the OEM recommended part.

Is this the correct item for my application? chevron-icon

If you’re not sure text us a picture 1-888-275-6635 or email us a picture at noelsplumbingsupply@fuse.net.

 

We will make sure you have the right part.

 

 

chat iconWHAT OUR CUSTOMERS SAY…

“This place rocks! I have replaced two parts for an old Gerber faucet in the laundry tub. After the spout was leaking, I could not find the right washers anywhere. I had to replace the whole spout, which they had in stock, and it was priced competitively. Now, not a drop leaks. ”
-John D.
02/03/2024