American Standard Flapper 738920-0070A

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Off white hard plastic flapper with bright white rubber gasket with beaded stainless chain.

Flapper Assembly for American Standard Cadet 3 Toilet 738920-0070A - Image 2

Flapper Assembly for American Standard Cadet 3 Toilet 738920-0070A - Image 3

Flapper Assembly for American Standard Cadet 3 Toilet 738920-0070A - Image 4

WHAT OUR CUSTOMERS SAY…

“The cartridge in my kitchen sink broke last week so I've been without that sink for a whole week. I ordered a replacement from Noel's, which I could not find anywhere else and it worked perfectly. Thank you! You saved me! ”

-Matt F.

09/19/2025

$22.87

The American Standard 738920-0070A is a 3-inch toilet flapper assembly designed specifically for Cadet 3 model toilets and some other compatible American Standard one-piece toilet models. This replacement part is designed to fix common issues like a running toilet by ensuring a tight seal.

We can ship anywhere the US Postal Service ships. For orders being shipped outside the US, please contact us at (888) ASK-NOEL, noelsplumbingsupply@fuse.net, or via the text widget on this screen.

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Flapper for American Standard Cadet 3 Toilets 1.6 GPF

738920-0070A

Toilet flapper assembly, including a flapper and chain.
Constructed of durable plastic with a silicone seal to prevent blistering from chlorine exposure.
Specific models include 2403012, 2403500, 2403800, and 2403850.
3″ Rated for 1.6 gallons per flush (GPF) systems.

Common questions about this product

Yes, this aftermarket part will replace your OEM part.

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.

WHAT OUR CUSTOMERS SAY…

“I had a specific problem finding the right part for my toilet repair, and the gentlemen at Noel's not only had the part in stock, but took the time to explain that I was looking for the wrong part for my problem. My HERO! Thank you! ”

-Teresa M.

11/11/2020