American Standard 7381042-0070A Flush Valve Seal

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WHAT OUR CUSTOMERS SAY…

“Sent Noel’s plumbing and image of what was needed, not being able to find it. They had it sent to me within a week and fitment was perfect. 👍 ”

-Lorenzo H.

03/12/2026

$7.87

The American Standard 7381042-0070A is a genuine replacement flush valve seal primarily designed for 3-inch canister-style toilet tanks. Made from high-quality, flexible silicone, this circular gasket measures 2-5/8″ outer diameter (OD), 1-3/16″ inner diameter (ID), and 1/8″ thickness.

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

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Crafted from high-grade, flexible silicone, this genuine replacement part offers robust durability against chemical warping and constant water exposure. It is specifically engineered for a precise fit on 3-inch canister-style flush valves, providing a leak-proof barrier that keeps your bathroom quiet and running efficiently.

7381042-0070A

Flexible silicone for chemical resistance and lasting elasticity.
Works with the following tank models: 4035.216, 4035.516

Common questions about this product

Yes, this is the OEM recommended 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…

“Prompt, competent service. Got it, installed it, everything works. Even shipped to Canada on a part that was difficult to find here. 5 Stars for sure. ”

-Jim

04/05/2022