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Flapper for Toto Power Gravity THU140S

chat iconWHAT OUR CUSTOMERS SAY…

“Just want to say THANK YOU for your help with this! I couldn't believe the handle arrived Thursday (after ordering Wednesday). I brought it up to my dad's house Friday and just looking at it I didn't think it was going to fit....but it fit perfectly. So appreciative for your expertise and quick shipping! ”
-Ashley K.
02/04/2023

$19.47

 

The Fits TOTO 3 inch Flapper by Korky features an oversized sealing surface to fit large 3 inch TOTO flush valves. The exclusive longest lasting blue rubber resists chlorine, bacteria, city water treatment, hard water, and well water. Replacement for TOTO flapper model THU140S. This type of toilet flapper is made of flexible rubber for a tight seal and easy to install, the 2022 includes: (1) Large 3 inch Flapper and (1) Stainless Steel Chain. Fits the following models:

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.

SKU: 92022BP Category: Tags: ,

Is a worn-out flapper causing your toilet to hiss or continuously run? The TOTO THU140S Replacement Toilet Flapper provides a secure, watertight seal that stops phantom flushes and lowers your monthly water bills. Specifically engineered for TOTO Power Gravity toilets, this premium blue rubber flapper features an oversized sealing surface to perfectly fit large 3-inch flush valves.

 

THU140S

 

  • Replaces TOTO Toilet Flapper model THU140S
  • Easy to install, the Toilet Flapper is made of flexible rubber for a tight seal
  • Exclusive longest lasting blue rubber resists chlorine
  • Made in the USA

 

Fits TOTO Toilet Models:

 

CST854, CST864, CST866, CST884 and CST924154F.

Please note: Toilet flapper does not fit the following TOTO models: CST853, CST853E, CST853S, CST863, CST854E, CST854S, CST863E, and CST864E.

Common questions about this product

Will this item replace the original OEM part? chevron-icon

Yes, this aftermarket part will replace your OEM 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…

“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