Fluidmaster 3" 5403 Universal Toilet Flapper

“Kohler GP83064 Toilet Tank Flapper for Select On Piece Toilets” has been added to your cart. View cart

Fluidmaster 3" 5403 Universal Toilet Flapper - Image 2

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

$24.17

Fluidmaster is the #1 toilet repair brand in the world. Fluidmaster parts are found in more toilets than all other brands combined. As a customer’s first choice and preferred supplier of toilet tank trim, Fluidmaster has been ingeniously engineering the internal flushing mechanisms of toilets for more than half a century. Built on and inspired by an unsurpassed history of innovation, Fluidmaster has become an icon in the plumbing industry. Fluidmaster’s reputation for superior quality continues to grow as retail, wholesaler and international trade business and OEM partnerships are cultivated, further establishing the company as an innovative leader and global supplier in the toilet care industry.

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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Fluidmaster 3″ Universal Toilet Flapper

Stop a running toilet and optimize your flush with the 5403 Water-Saving Flapper
Universal – Fits most 3” flush valves
Fits American Standard®, Kohler® Cimmaron, Toto® and other toilets
Easy to install
Adjustable dial for flush performance and water savings
Long lasting silicone seal
Chlorine and hard water resistant**
Solid frame for the best seal- no twisting
10 year warranty

5403

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.

Yes, this aftermarket part will replace your OEM part.

WHAT OUR CUSTOMERS SAY…

“I spent the balance of 3 days looking locallyfor a replacement head for our Kitchen sink...only to find these guys with an exact fit and finish and lower than market pricing...I immediately ordered (an awesome website with smooth cart checkout). 20 minutes later I find a blown out gasket/ring that I was able to replace, and avoid having to replace entire spray head. I text there support line ( while the store was closed!) Requesting the order to be canceled. Within minutes and without hesitation or questions they had refunded my card and canceled the order. They have one of the largest online inventories, notably stocking harder to locate stuff and boasting a separate text line dedicated to recieve customer pics of parts/gear to ensure we are getting exactly what we need. Enough said. Bring your future plumbing problems/needs here and trust you will be taken care of...I know I will... @ Noels, thanks for continuing a tradition of honorable business practice, in a world that is littered with allot less... ”

-John M.

03/14/2026