American Standard Tank Coupling Kit
- The components are made from durable brass and rubber materials.
- The kit securely connects the toilet tank to the bowl, preventing leaks and ensuring a stable installation.
- For tank 4021.016
7301021-0070A
American Standard 7301021-0070A Tank to Bowl Coupling Kit
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
$36.17
The American Standard 7301021-0070A is a tank-to-bowl coupling kit designed to provide a leak-free seal between the toilet tank and bowl of select American Standard toilets, such as the Cadet 3 models.
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.
Common questions about this product
Is this item the original manufacturer's recommended replacement part?
Yes, this is the OEM recommended part.
Is this the correct item for my application?
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…
“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